Recently Extinct Species
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Recently Extinct Species
Modern extinction is not confined to famous historical examples such as the dodo or passenger pigeon. Species continue to disappear in the twenty-first century, while scientists, governments and conservation organizations are still formally recognizing losses that occurred decades earlier. Recent extinction records include mammals, birds, amphibians, freshwater and marine fishes, insects, mollusks, plants and other organisms from ecosystems around the world.
The record of recently extinct species reveals both the scale and complexity of the modern biodiversity crisis. Habitat destruction, invasive species, introduced predators, disease, overexploitation, pollution, dams, altered waterways and climate change frequently interact rather than operating independently. Island species and organisms with extremely limited ranges have been particularly vulnerable, but recent losses also include migratory birds, large freshwater fishes and species once distributed across comparatively large areas.
At the same time, extinction is unusually difficult to prove. A species can disappear from scientific observation for decades and later be rediscovered. Consequently, the date a species is officially declared extinct may be far later than the date the last surviving individual actually died.
Determining When a Species Is Extinct
The International Union for Conservation of Nature's Red List is one of the principal global systems for evaluating extinction risk. It distinguishes among categories including Critically Endangered, Extinct in the Wild and Extinct. A species classified as Extinct in the Wild may still survive in captivity or cultivation, while a species classified as Extinct is considered to have no reasonable prospect of surviving individuals remaining.
Determining that point can be difficult. Scientists must evaluate historical records, the reliability of reported sightings, the intensity of searches, the size and accessibility of a species' former range and the likelihood that individuals could remain undetected.
This creates an unavoidable delay in many extinction declarations. Numerous species formally declared extinct during recent Red List updates had not actually been observed for decades. Their official extinction dates therefore describe the progress of scientific assessment as much as the timing of biological disappearance.
The opposite problem also occurs. Species feared extinct sometimes reappear. Frogs missing from Panama have been rediscovered after years without confirmed observations, and evidence has periodically revived debate over supposedly extinct animals such as the Javan tiger. Other species once classified or widely described as extinct have subsequently been found alive.
These cases explain why conservation biologists distinguish between a species that has not recently been observed and one for which extinction has been demonstrated with sufficient confidence. Declaring extinction prematurely can cause remaining populations to lose scientific and conservation attention.
A Continuing Record of Modern Extinction
Recent IUCN Red List updates and national endangered-species reviews continue to add organisms to the known extinction record. Annual extinction summaries covering 2019 through 2025 include birds, mammals, amphibians, freshwater fishes, marine species, plants, insects and mollusks.
The number of species declared extinct in any particular year should not be interpreted as the number that biologically disappeared during that year. Many of these organisms vanished years or decades earlier. Formal extinction announcements instead represent the point at which available evidence became strong enough for scientific authorities to conclude that a species was gone.
The 2020 Red List update, for example, included numerous newly recognized extinctions, among them freshwater fishes from Lake Lanao and Central American amphibians. Later assessments added additional birds, Australian mammals, fishes, butterflies, mollusks and other species.
This lag complicates attempts to measure current extinction rates. The known record is also incomplete because many groups—particularly insects, mollusks and other invertebrates—have received far less scientific attention than birds and mammals. Some species may therefore disappear without ever receiving the sustained surveys necessary for a formal extinction assessment.
Islands as Centers of Extinction
Islands appear repeatedly in the modern extinction record. Species that evolve on isolated islands frequently have small populations, limited geographic ranges and little evolutionary experience with newly introduced predators, competitors or diseases.
Hawaiʻi is among the clearest examples. Numerous Hawaiian forest birds have disappeared as native habitat was transformed and introduced mammals, mosquitoes and avian diseases altered island ecosystems. Extinct or probably extinct birds include the Kauaʻi ʻōʻō, kāmaʻo, Kauaʻi nukupuʻu, Maui ʻākepa, kākāwahie and poʻouli. The Kauaʻi ʻōʻō was especially significant because its extinction eliminated the last surviving species of the bird family Mohoidae.
The Hawaiian crow, or ʻalalā, represents a different category. It disappeared from the wild but survives through captive conservation and reintroduction efforts, illustrating the important distinction between global extinction and Extinct in the Wild.
Christmas Island has suffered a similarly striking series of losses. The Christmas Island pipistrelle, an endemic bat, disappeared despite scientists documenting its rapid decline and warning that emergency intervention was necessary. The Christmas Island shrew was formally declared extinct much later after decades without a confirmed observation. Earlier losses included Maclear's rat and the bulldog rat.
Other island extinction examples include the Alaotra grebe of Madagascar, land snails from Pacific islands, the Madeiran large white butterfly and numerous endemic species whose naturally restricted distributions left them exceptionally vulnerable to ecological disruption.
Australia and Climate-Related Extinction
Australia has experienced one of the world's most severe modern mammal extinction records. Museum collections, taxonomic reassessments and historical ecological research continue to reveal additional losses that occurred following European settlement.
Introduced predators, habitat alteration, grazing and other environmental changes have contributed to the disappearance of numerous Australian mammals. Taxonomic research on museum specimens has even shown that some historically collected animals represented distinct species whose extinction had not previously been recognized.
The Bramble Cay melomys became one of the most prominent modern examples. The small rodent lived only on a low-lying island in the Torres Strait. Rising seas, storm surges and the destruction of island vegetation eliminated its habitat. It has been widely described as the first mammal extinction attributed primarily to modern human-caused climate change.
The case illustrates how climate change can operate through habitat transformation rather than simply through increasing temperatures. Species confined to islands, mountain tops, polar environments or other narrowly bounded habitats may have nowhere else to move as environmental conditions change.
Birds, Amphibians and the Spread of Disease
Bird extinctions demonstrate how multiple threats can converge. The slender-billed curlew was once a migratory bird moving between Eurasia and North Africa. After decades of declining observations and unconfirmed sightings, detailed scientific analysis concluded that it was almost certainly extinct. Its loss is notable because modern extinction has disproportionately affected island birds, while the curlew occupied a continental migratory system.
Hawaiian birds demonstrate another mechanism: introduced disease. Mosquitoes carrying avian malaria have transformed Hawaiian forest ecosystems, particularly at lower elevations. Habitat destruction and invasive predators compound these pressures.
Disease has been even more dramatic among amphibians. Chytridiomycosis, caused by chytrid fungi, has contributed to severe amphibian declines and extinctions around the world.
Rabbs' fringe-limbed treefrog provides a particularly well-known case. The species was discovered only shortly before disease devastated its population. The last known individual, nicknamed Toughie, eventually died in captivity.
The Chiriquí harlequin frog similarly disappeared as chytrid disease swept through Central American amphibian communities. Yet amphibian rediscoveries in Panama also demonstrate why scientists must remain cautious about assuming that every missing species is extinct.
Freshwater Ecosystems and Concentrated Extinction
Freshwater ecosystems have produced some of the most concentrated modern extinction events.
Lake Lanao in the Philippines once contained an extraordinary radiation of endemic fishes found nowhere else. Introduced predatory fishes and other ecological changes profoundly altered the lake's food web. Numerous native Barbodes species disappeared, and approximately fifteen endemic fishes were eventually classified as extinct.
The losses demonstrate how introduction of non-native species can restructure an entire ecosystem and eliminate multiple closely related species within a comparatively short period.
The Chinese paddlefish represents another form of freshwater extinction. Once among the world's largest freshwater fishes, it inhabited China's Yangtze River system. Overfishing, dams and fragmentation of river habitat contributed to its decline. By the time conservation attention intensified, the species had probably already disappeared.
In the United States, the Tecopa pupfish became extinct after modification of the desert springs on which it depended. The Scioto madtom, known from only a handful of specimens from an Ohio stream, disappeared despite repeated searches. The San Marcos gambusia similarly illustrates the vulnerability of fishes confined to individual springs or small river systems.
Freshwater mussels have also experienced severe declines and extinction, particularly where rivers have been dammed, impounded, polluted or otherwise transformed.
Marine Extinction Is Possible
Documented marine extinctions have historically appeared less common than terrestrial and freshwater extinctions, partly because oceans are vast and marine species can be exceptionally difficult to survey.
The Java stingaree challenged assumptions that marine fishes were largely protected from global extinction by the size of the oceans. Known scientifically from extremely limited historical material from waters near Jakarta, it was eventually assessed as extinct. Heavy fishing pressure and extensive alteration of coastal habitats were identified among the likely pressures on the species.
Marine conservation paleobiology also provides a longer historical baseline for evaluating present-day changes. Fossil and archaeological evidence can reveal ecosystem losses that occurred before systematic biological monitoring began and can help distinguish genuinely recent conditions from ecosystems already altered by centuries of human activity.
Plants, Insects and Other Overlooked Extinctions
Public attention to extinction frequently centers on mammals and birds, but the modern extinction record extends far beyond vertebrates.
The Madeiran large white butterfly disappeared after repeated surveys failed to locate surviving populations. Hawaiian tree snails have suffered catastrophic declines from habitat alteration and introduced predators. The yellow-tipped Oʻahu tree snail, Achatinella apexfulva, was reduced to a final captive individual known as George, which died in 2019.
Freshwater mussels have undergone widespread losses in North America as rivers were dammed, polluted and physically transformed. Species such as the green-blossom pearly mussel and stirrupshell are among those now considered extinct.
Plants present another complication. Wood's cycad, Encephalartos woodii, no longer survives naturally but remains alive through cultivated clones and is therefore classified as Extinct in the Wild rather than globally extinct. Other plants have disappeared both from the wild and from cultivation.
These examples demonstrate an important bias in public understanding of extinction. Large charismatic animals receive disproportionate attention even though insects, mollusks, plants and other poorly studied organisms constitute much of global biodiversity and may contain a substantial portion of undocumented modern extinctions.
United States Extinction Delistings
In 2023 the U.S. Fish and Wildlife Service formally removed 21 species from protection under the Endangered Species Act because they were determined to be extinct.
The group included birds, freshwater mussels, fishes, plants and other organisms. Many had disappeared long before the final federal action. The process followed years of scientific review, including an earlier proposal involving 23 species.
These cases illustrate a recurring problem in conservation: legal protection can arrive after a species has already declined to extremely low numbers or disappeared altogether. Formal delisting because of extinction therefore represents not recovery but the permanent loss of the species the law was intended to protect.
The cases also show the value of historical records, museum specimens and repeated field surveys. Extinction determinations often require reconstructing decades of observations and unsuccessful searches before authorities can reasonably conclude that no surviving population remains.
Extinction, Rediscovery and Conservation
The modern extinction record is not simply a catalog of species that have disappeared. It also documents the uncertainty surrounding species at the edge of disappearance and the consequences of acting either too late or too cautiously.
Some species believed extinct have been rediscovered. Others survive only because captive breeding, botanical cultivation or intensive conservation programs preserved their final individuals. The Panamanian golden frog and Hawaiian crow demonstrate how a species can disappear from nature while remaining biologically recoverable through human intervention.
Lonesome George, the last known Pinta Island giant tortoise, became an international symbol of a different outcome. His death marked the loss of the recognized Pinta tortoise lineage after conservationists were unable to find another individual with which he could reproduce.
The western black rhinoceros demonstrates the destructive potential of direct exploitation. Intensive poaching for rhino horn overwhelmed the remaining population. Steller's sea cow provides an older but similarly clear example of a large animal rapidly eliminated through human hunting.
Across these cases, conservation timing repeatedly emerges as decisive. Once a species reaches only a few individuals, recovery becomes increasingly difficult even if the original threat is removed.
Conclusion
Recently extinct species provide some of the clearest evidence of humanity's growing influence on the living world. Their disappearance has occurred through many pathways: forests have been cleared, rivers dammed, islands invaded by predators, diseases transported into vulnerable ecosystems, animals hunted or fished beyond recovery, and habitats transformed by a changing climate.
No single number fully describes the extent of modern extinction. Scientific knowledge is uneven, many poorly studied organisms disappear with little attention, and formal declarations commonly occur decades after the last known individual was seen. The known list of extinct species is therefore partly a record of biological loss and partly a record of what science has been able to detect.
The uncertainty surrounding extinction is not a reason for inaction. Rediscoveries show that apparently lost species may sometimes survive, while captive conservation demonstrates that organisms extinct in the wild can occasionally be restored. Both outcomes argue for continued searches and intervention before disappearance becomes irreversible.
Every extinction permanently removes a unique evolutionary lineage and alters the ecosystems in which that species lived. The histories of the Bramble Cay melomys, Christmas Island pipistrelle, slender-billed curlew, Hawaiian forest birds, Central American frogs, Lake Lanao fishes, freshwater mussels and many less familiar organisms collectively show that extinction is not only an event of the distant past. It is an ongoing biological process whose future scale will depend substantially on decisions being made now.
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Global Extinction Science, Rates, Methods & Databases
Mammal Diversity Database Release Notes
| Mammal Diversity Database | American Society of Mammalogists | July 28, 2026
Tracks changes in recognized mammal taxonomy and lists more than one hundred recently extinct mammal species in the modern scientific record.
Climate Change Is Causing More Local Extinctions in Temperate Regions
| Kylianne Chadwick | University of Arizona News | June 18, 2026
Reports research showing how climate change is eliminating populations from portions of species' ranges, potentially providing early warning of future global extinctions.
Unpacking the Extinction Crisis: Rates, Patterns and Causes of Recent Extinctions in Plants and Animals
| Kristen E. Saban and John J. Wiens | Proceedings of the Royal Society B | October 15, 2025
Analyzes the taxonomic and geographic patterns of modern extinction and evaluates the human activities associated with documented species losses.
Recent Extinctions of Plant and Animal Genera Are Rare, Localized, and Decelerated
| John J. Wiens and Kristen E. Saban | PLOS Biology | September 4, 2025
Examines recent genus-level extinctions and provides a perspective on how modern losses compare with the much larger extinction episodes known from geological history.
Trending Extinctions: Online Interest in Recently Extinct Animals
| Heather Canavan et al. | Animal Conservation | 2025
Investigates which recently extinct animals receive public attention online and why charismatic species tend to dominate awareness of the extinction crisis.
Questioning the Sixth Mass Extinction
| John J. Wiens et al. | Trends in Ecology & Evolution | 2025
Reviews evidence surrounding claims of a modern mass extinction and distinguishes present species losses from the thresholds used for ancient mass extinctions.
IUCN Red List Criteria Fail to Recognise Most Threatened and Extinct Species
| Researchers | Biological Conservation | 2025
Critiques limitations in extinction-risk assessment and uses apparently extinct species to show how survey design and incomplete geographic coverage can influence classification.
The Way of the Dodo
| Michael Gross | Current Biology | September 23, 2024
Places present biodiversity losses in the historical tradition symbolized by the dodo and examines the growing scientific focus on preventing further extinctions.
Advancing Biodiversity Conservation Through the Global Red List Partnership
| IUCN | International Union for Conservation of Nature | February 2024
Discusses Red List assessment work including the classification of the Korean ground beetle Coreoblemus parvicollis as extinct.
Marine Conservation Palaeobiology and Modern-Day Extinction
| Michał Kowalewski et al. | Cambridge Prisms: Extinction | November 8, 2023
Uses the fossil record to provide a longer baseline for understanding modern marine biodiversity decline and the rarity of documented marine extinctions.
Six Ways to Talk About Extinction
| John R. Platt | The Revelator | 2022
Examines how extinction is communicated and argues for telling species-specific stories that connect biological loss with human decisions and possible conservation responses.
The Sixth Mass Extinction: Fact, Fiction or Speculation?
| Robert H. Cowie, Philippe Bouchet and Benoît Fontaine | Biological Reviews | 2022
Examines the evidence for modern extinction rates and discusses how incomplete Red List coverage can underestimate losses, particularly among invertebrates.
IUCN Red List Quadrennial Report 2017–2020
Reviews four years of global assessment work, including newly documented extinctions and improvements in methods for evaluating species at the edge of disappearance.
Global Dataset Shows Geography and Life Form Predict Modern Plant Extinction and Rediscovery
| Aelys M. Humphreys et al. | Nature Ecology & Evolution | June 10, 2019
Uses a global plant dataset to identify patterns associated with extinction and rediscovery, showing that modern plant losses are strongly geographically concentrated.
Human Impacts on the Rates of Recent, Present, and Future Bird Extinctions
| Stuart L. Pimm et al. | Proceedings of the National Academy of Sciences | 2006
Quantifies historical bird extinctions and shows how human settlement, habitat loss and other pressures greatly increased extinction rates.
The IUCN Red List of Threatened Species
| IUCN | International Union for Conservation of Nature | n.d.
Explains the global system used to classify species as Extinct, Extinct in the Wild, Critically Endangered and other conservation categories.
Most Recent Global Extinctions
| Recently Extinct Species | Recently Extinct Species | n.d.
Compiles species believed to have become globally extinct since 2000 and distinguishes confirmed losses from species whose status remains uncertain.
IUCN Red List Summary Statistics
Provides statistics on species classified as Extinct and Extinct in the Wild and helps put individual recent extinctions into a global context.
Articles on the Current Biodiversity Crisis
| Recently Extinct Species | Recently Extinct Species | n.d.
Collects research and explanatory material concerning modern biodiversity loss, extinction rates, rediscoveries and species whose survival remains uncertain.
IUCN Red List Media Archive
Provides an archive of major Red List updates, including announcements in which dozens of species were formally transferred to the Extinct category.
IUCN Red List News Archive
Collects Red List announcements, assessment updates and extinction-related conservation news from around the world.
Annual Extinction Roundups & Major Red List Updates
IUCN Lists 15 More Animal Species as Extinct
| Doreen Fräßdorf | Artensterben.de | July 12, 2026
Summarizes a 2026 Red List update that added extinct mammals, freshwater fishes, moths and mollusks to the documented modern extinction toll.
From Desert Frog to Deep-Sea Molluscs: Remarkable Species at Risk
| IUCN | International Union for Conservation of Nature | July 9, 2026
Reports a major 2026 Red List update that confirmed the extinction of five additional Australian marsupials alongside worsening risks for many surviving species.
44 Species Lost in 2025, 48,600 at Risk of Extinction
| EFE | EFE | January 31, 2026
Summarizes recent extinction figures and the much larger number of species considered threatened with extinction worldwide.
Rocket Frog, Damselfish, and Bandicoots: The Species Declared Extinct in 2025
| John R. Platt | The Revelator | January 20, 2026
Surveys species newly recognized as extinct and places their disappearance within continuing pressures from habitat destruction, invasive species, disease and climate change.
Animals Declared Extinct in 2025
Reviews animals formally moved into the Extinct category following 2025 IUCN assessments, including the Christmas Island shrew, slender-billed curlew and several Australian mammals.
Declared Extinct in 2025: A Look Back at Some of the Species We Lost
| Shreya Dasgupta | Mongabay | December 26, 2025
Reviews species formally recognized as extinct during 2025 and explains why official declarations often occur decades after the last confirmed sighting.
Arctic Seals Threatened by Climate Change as More Species Are Declared Extinct
| IUCN | International Union for Conservation of Nature | October 2025
The 2025 IUCN Red List update moved several species into the Extinct category, including the Christmas Island shrew, slender-billed curlew, Conus lugubris and several Australian mammals.
Mounting Risks Threaten the Survival of Wild European Pollinators
| IUCN | International Union for Conservation of Nature | October 2025
The Red List reassessment formally classified the Madeiran large white butterfly as Extinct while documenting continuing declines among European bees and butterflies.
The Curlew, the Cactus, and the Obliterated Whitefish: The Species We Lost in 2024
| John R. Platt | The Revelator | February 11, 2025
Reviews extinction announcements and evidence emerging during 2024, ranging from birds and freshwater fishes to plants and less familiar invertebrates.
The 21 U.S. Species Declared Extinct This Year
| Maanvi Singh | The Guardian | December 29, 2023
Examines the emotional and ecological significance of 21 American species removed from Endangered Species Act protection because they were judged extinct.
Book of the Dead: The Species Declared Extinct in 2022
| John R. Platt | The Revelator | January 19, 2023
Covers recently recognized losses including fishes, frogs, plants and land snails while also noting species surviving only in captivity.
The Lord God Bird and Dozens of Other Species Declared Extinct in 2021
| John R. Platt | The Revelator | January 7, 2022
Reviews species declared extinct or proposed for extinction status during 2021, including the ivory-billed woodpecker controversy and numerous island species.
36 Plant and Animal Species Declared Extinct in 2020
| Staff | Nigerian Tribune | January 12, 2021
Summarizes species formally recognized as extinct during the 2020 Red List cycle, ranging from fishes and frogs to plants.
What We’ve Lost: The Species Declared Extinct in 2020
| John R. Platt | The Revelator | January 6, 2021
Documents species declared extinct during 2020 and explores the often long delay between a species' disappearance and scientific recognition of its extinction.
Species Declared Extinct in 2020
| Klean Industries | Klean Industries | 2021
Provides species-by-species accounts of losses recognized around 2020, including orchids, Cuban plants, freshwater fishes and other poorly known organisms.
European Bison Recovering, 31 Species Declared Extinct
| IUCN | International Union for Conservation of Nature | December 10, 2020
Announces one of the largest recent Red List extinction updates, including Lake Lanao fishes and Central American frogs.
Faces of Extinction: The Species We Lost in 2019
| John R. Platt | Earth Touch News | January 7, 2020
Reviews species whose extinction became apparent around 2019 and gives individual identities to losses that can otherwise appear only as statistics.
Species Declared Extinct in 2018 Plus One Lost in 2019
| Green World Warriors | Green World Warriors | May 13, 2019
Reviews modern extinction declarations including recently vanished Brazilian forest birds and Hawaiʻi's poʻouli.
Lost Species, Rediscoveries & Extinction Uncertainty
Panamanian Golden Frogs Disappeared From the Wild—Now Scientists Are Returning Them
| Kunjal Bastola | Smithsonian Magazine | March 3, 2026
Explores the boundary between extinction and Extinct in the Wild through a species surviving because captive conservation programs preserved it.
Critically Endangered Golden Frogs Released Into the Wild
| Smithsonian Tropical Research Institute | Smithsonian Magazine | February 26, 2026
Describes efforts to return captive-bred Panamanian golden frogs to landscapes where chytrid disease had eliminated wild populations.
Hope Returns to Panama's Forests With the Rediscovery of Four Missing Frog Species
| Brian Gratwicke | Smithsonian Magazine | February 10, 2026
Shows why extinction declarations require caution: several Panamanian frogs feared lost were rediscovered after years without confirmed observations.
Updating the Lost Birds List to 2026
| Search for Lost Birds | Search for Lost Birds | 2026
Explains how rediscoveries, extinction declarations and taxonomic revisions continually change the list of birds that have disappeared from scientific observation.
Indonesia Seeks Proof That the Javan Tiger May No Longer Be Extinct
| Reuters | Reuters | March 26, 2024
Reports genetic evidence from a hair sample that prompted renewed investigation into whether the Javan tiger, long classified as extinct, might still survive.
Which Lost Species May Be Found Again? Huge Study Reveals Clues
| Daniel Shailer | Scientific American | January 17, 2024
Examines research into "lost species" and the characteristics that make rediscovery more likely, highlighting the uncertainty involved in declaring extinction.
Lost Taxa and Their Conservation Implications
| Thomas E. Martin et al. | Animal Conservation | 2023
Investigates species that have disappeared from scientific observation without yet being formally declared extinct and considers the conservation consequences of uncertainty.
Smooth Handfish Extinction Marks a Sad Milestone
| David Shiffman | Scientific American | 2020
Reports the smooth handfish as an apparent modern marine fish extinction, a designation later reconsidered when authorities determined the evidence was insufficient.
Alabama Snail Returns From the Dead
| Smithsonian Magazine | Smithsonian Magazine | 2011
Describes the rediscovery of a freshwater snail previously regarded as extinct, illustrating how inconspicuous species can survive undetected for years.
Chitala lopis and the Danger of Premature Extinction Declarations
| Contributors | Wikipedia | n.d.
Describes a giant Indonesian featherback once assessed as extinct but subsequently rediscovered, demonstrating why extinction determinations sometimes require revision.
Australian & Christmas Island Mammal Extinctions
Christmas Island Shrew Officially Declared Extinct
| Shreya Dasgupta | Mongabay | October 23, 2025
Reports the formal extinction of the Christmas Island shrew after four decades without a confirmed observation.
Inside the Australian Museum's Extinction Cabinets
| Petra Stock | The Guardian | July 13, 2024
Visits a museum collection containing specimens from numerous Australian mammal species lost since European colonization and explores what such physical remains reveal about extinction.
Taxonomic Review Reveals Additional Extinct Australian Mulgara Species
| Jake Newman-Martin et al. | Alcheringa | 2023
Reassessment of historical mulgara specimens indicates that Australia's mammal extinction toll includes several previously unrecognized species or lineages.
The Bramble Cay Melomys: An Extinction Obituary
| Hannah Seo | The Guardian | June 1, 2022
Reconstructs the life and disappearance of the Bramble Cay melomys, widely described as the first mammalian extinction caused primarily by modern climate change.
Reviving the Bramble Cay Melomys Through Art
| Brendan Mounter | ABC News | August 19, 2021
Examines attempts to preserve the memory of the extinct Bramble Cay melomys through art and public discussion of climate-driven biodiversity loss.
Lesser Stick-Nest Rat Species Assessment
| Australian Government | NatureKit | 2021
Summarizes historical distribution and records for a native Australian rodent whose last confirmed specimen was collected in 1933.
Stick-Nest Rats and Other Extinct Mammals in the Gammons
| Friends of the Vulkathunha-Gammon Ranges National Park | Friends of the Gammons | 2021
Uses surviving stick nests and other remains to tell the story of mammals lost from Australia's arid landscapes after European settlement.
Biodiversity Crisis and the Bramble Cay Melomys
| Nick Kilvert | ABC Science | September 16, 2020
Uses the melomys extinction to illustrate the broader failure to halt global biodiversity decline despite repeated international conservation commitments.
How Australia's Environment Law Failed Species Facing Extinction
| ABC Rear Vision | Australian Broadcasting Corporation | 2020
Examines the Bramble Cay melomys, Christmas Island pipistrelle and forest skink as examples of species lost despite modern environmental protection systems.
The First Mammal Lost to Human-Caused Climate Change
| Brian Clark Howard | National Geographic | February 20, 2019
Describes the extinction of the Bramble Cay melomys after rising seas and storm surges destroyed vegetation on its tiny island habitat.
Australian Rodent Becomes First Climate-Change Mammal Extinction
| James Purtill | ABC / triple j Hack | February 20, 2019
Reports Australia's formal recognition that the Bramble Cay melomys had become extinct after its low-lying Torres Strait habitat deteriorated.
Christmas Island Pipistrelle Added to the Extinction List
| IUCN | International Union for Conservation of Nature | September 2017
Reports the formal extinction of the Christmas Island pipistrelle, a bat whose dramatic decline occurred despite warnings that emergency conservation was needed.
National Recovery Plan for the Christmas Island Shrew
| Australian Government | Department of Climate Change, Energy, the Environment and Water | 2004
Shows that the shrew was already considered extremely rare or possibly extinct decades before IUCN formally moved it into the Extinct category.
Bramble Cay Melomys
| Recently Extinct Species | Recently Extinct Species | n.d.
Provides a species-level account of the extinct Australian rodent, including its restricted distribution, last records and eventual extinction assessment.
Christmas Island Pipistrelle
| Recently Extinct Species | Recently Extinct Species | n.d.
Summarizes the disappearance of a bat once common on Christmas Island whose last known individual vanished in 2009.
A Bat's End: The Christmas Island Pipistrelle and Extinction in Australia
| John Woinarski | Smithsonian Institution | n.d.
Catalogs a detailed investigation into how a well-documented mammal decline was allowed to proceed until the Christmas Island pipistrelle disappeared.
Christmas Island's Extraordinary Wildlife and Its Extinctions
| Parks Australia | Christmas Island National Park | n.d.
Describes Christmas Island's endemic biodiversity while acknowledging losses including the pipistrelle and several native reptiles.
Dasycercus woolleyae
| Recently Extinct Species | Recently Extinct Species | n.d.
Summarizes evidence for an extinct Australian mulgara recognized through modern taxonomic study of museum specimens rather than contemporary field observation.
Dasycercus archeri
| Recently Extinct Species | Recently Extinct Species | n.d.
Profiles another extinct mulgara identified through reassessment of Australia's historically collected small-mammal specimens.
Dasycercus cristicauda and the Changing Australian Mammal Extinction Record
| Recently Extinct Species | Recently Extinct Species | n.d.
Provides taxonomic and extinction-status context for mulgaras, illustrating how museum research can alter estimates of the number of species lost after European settlement.
Lesser Stick-Nest Rat
Reviews an extinct Australian rodent once widespread across the arid interior and discusses grazing, introduced predators and habitat alteration as probable causes of decline.
Christmas Island Shrew
| Contributors | Wikipedia | n.d.
Reviews the shrew's collapse from being described as common to a handful of twentieth-century observations and eventual formal extinction.
Maclear's Rat
| Contributors | Wikipedia | n.d.
Describes one of Christmas Island's endemic rats, which disappeared shortly after introduced black rats arrived and may have transmitted a deadly parasite.
Bulldog Rat
| Contributors | Wikipedia | n.d.
Profiles the second endemic Christmas Island rat lost in the early twentieth century, probably through introduced disease and ecological disruption.
Blue-Gray Mouse
| Contributors | Wikipedia | n.d.
Summarizes the extremely limited museum record of an Australian native mouse now classified as extinct.
Bird Extinctions, Especially Hawaiʻi & the Slender-Billed Curlew
Kauaʻi ʻŌʻō
| NatureServe | NatureServe Explorer | 2026
Reviews the extinction of the Kauaʻi ʻōʻō, the last surviving member of the bird family Mohoidae, whose final confirmed records occurred in the 1980s.
Slender-Billed Curlew Added to the Extinct List
| Esther Kettel | Phys.org | October 14, 2025
Covers the subsequent formal Red List recognition of the curlew's extinction and the conservation lessons drawn from its disappearance.
Slender-Billed Curlew Extinct
| American Bird Conservancy | American Bird Conservancy | December 4, 2024
Discusses the loss of the slender-billed curlew and the implications for other migratory birds facing habitat destruction across international flyways.
Slender-Billed Curlew Is Declared Extinct
| Josh Davis | Natural History Museum | November 18, 2024
Explains the analysis concluding that the slender-billed curlew, once migrating between Eurasia and North Africa, had almost certainly disappeared.
New Publication Indicates Devastating Extinction of the Slender-Billed Curlew
| BirdLife International | BirdLife International | November 18, 2024
Describes the evidence behind the conclusion that the slender-billed curlew represents a rare modern extinction of a mainland migratory bird.
Slender-Billed Curlew Is Now Officially Extinct
| Naturalis Biodiversity Center | Naturalis | November 18, 2024
Summarizes research that evaluated decades of unconfirmed sightings and concluded there was little realistic probability that the species survived.
Slender-Billed Curlew Confirmed Extinct in New Analysis
| RSPB | Royal Society for the Protection of Birds | November 18, 2024
Explains how researchers assessed historical observations and concluded that the species almost certainly disappeared around the end of the twentieth century.
Slender-Billed Curlew Extinction Signals a Historic Bird Loss
| Bob Yirka | Phys.org | November 2024
Reports scientific findings that the slender-billed curlew is probably extinct, making it one of the few continental European bird species lost in modern times.
The Disappearing Birds of Hawai'i
| Smithsonian Books | Smithsonian Magazine | March 7, 2024
Explores Hawai'i's extraordinary history of bird extinction and the continuing threats facing the islands' remaining endemic species.
Returning the ʻAlalā to the Wild
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | February 29, 2024
Discusses efforts to restore the Hawaiian crow, which has been extinct in the wild since 2002 but survives through captive conservation.
Saving Kauaʻi Forest Birds
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2023
Explains that dozens of Hawaiian honeycreepers have already gone extinct and describes attempts to prevent avian malaria from eliminating more Kauaʻi species.
Endangered Species Spotlight: ʻĀkepa
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2023
Contrasts surviving Hawaiʻi ʻākepa with the Maui and Oʻahu forms, which are believed extinct, illustrating the uneven survival of closely related island populations.
Saving Hawaiʻi's Forest Birds
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2022
Places today's critically endangered honeycreepers within a long history of Hawaiian bird extinctions and discusses emergency captive-care and mosquito-control programs.
Red List Changes: Hope and Heartbreak for the World's Birds
| BirdWatching Staff | BirdWatching | December 2019
Covers extinction reclassifications for the cryptic treehunter, Alagoas foliage-gleaner and poʻouli while contrasting them with species showing conservation improvement.
Bachman's Warbler, a Species in Peril
| Paul Hamel | U.S. Forest Service | 2018
Reviews historical records and habitat requirements of Bachman's warbler, providing background for understanding why the elusive bird eventually came to be regarded as extinct.
Which Bird Species Have Gone Extinct?
| Stuart H.M. Butchart et al. | Biological Conservation | 2018
Develops a quantitative method for judging extinction and concludes that the cryptic treehunter, Alagoas foliage-gleaner and poʻouli should be treated as extinct.
Hawaiʻi State Wildlife Action Plan: Forest Birds
| Hawaiʻi Department of Land and Natural Resources | State of Hawaiʻi | 2015
Provides detailed species accounts for surviving and extinct Hawaiian forest birds and documents the interacting roles of disease, habitat loss, invasive species and predation in their declines.
Extinction of the Alaotra Grebe
| British Birds | British Birds | July 2010
Discusses the formal extinction declaration for a Madagascar waterbird that had vanished from its only known lake system.
Wetland Aliens Cause Bird Extinction
| IUCN / BirdLife International | International Union for Conservation of Nature | May 23, 2010
Announces the extinction of Madagascar's Alaotra grebe and links its disappearance to introduced predatory fish and deaths in nylon fishing nets.
Revised Recovery Plan for Mariana Island Species
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2006
Reviews the status of highly endangered and possibly extinct Mariana wildlife, including species devastated by invasive predators and habitat disturbance.
Hawaiʻi's Endemic Birds
| James D. Jacobi and Carter T. Atkinson | U.S. Geological Survey | 1995
Documents the extraordinary scale of historical Hawaiian bird extinction and the pressures of habitat destruction, introduced predators and disease on surviving endemic species.
Endangered and Threatened Species Recovery Report
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 1990
Historical federal documentation records species such as the Kaua'i 'akialoa as probably extinct decades before their later formal removal from protection.
Recovery Plan for the Mariana Islands
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 1990
Provides early documentation of the extreme rarity or possible disappearance of several Mariana Island species subsequently associated with modern extinction.
Bachman's Warbler
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Profiles the southeastern U.S. songbird whose disappearance followed extensive destruction of the swamp and bottomland habitats on which it depended.
Kaua'i 'Akialoa
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Documents one of Hawai'i's extinct honeycreepers, part of an extraordinary wave of island bird losses associated with habitat change, invasive species and disease.
Guam Bridled White-Eye
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Profiles a Guam bird driven to extinction following ecological disruption that included the introduction of the predatory brown tree snake.
Mariana Fruit Bat
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Provides conservation context for Mariana fruit bats, including the island pressures relevant to understanding the extinction of the little Mariana fruit bat.
Native Birds of Hawaiʻi
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Catalogs living and extinct Hawaiian forest birds, including the kāmaʻo, Kauaʻi nukupuʻu, Maui ʻākepa, poʻouli, kākāwahie and several other recently vanished taxa.
Kauaʻi ʻŌʻō
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Profiles the extinct Kauaʻi ʻōʻō and discusses the habitat destruction, introduced mammals and mosquito-borne disease implicated in its decline.
Kāmaʻo
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Describes the large Kauaʻi thrush, once considered common but last seen in 1987 before being classified as extinct.
Maui ʻĀkepa
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Reviews the biology and decline of the Maui ʻākepa, a Hawaiian honeycreeper whose last confirmed sighting occurred in 1988.
Maui Nukupuʻu
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Details a highly specialized Maui honeycreeper now considered extinct or probably extinct after repeated searches failed to establish a surviving population.
Kākāwahie
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Profiles the brilliantly colored Molokaʻi creeper, once common in native forests but not seen since 1963.
Kauaʻi Nukupuʻu
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Reviews the distinctive bill and ecology of the Kauaʻi nukupuʻu and the uncertainty that persisted for years before its extinction was accepted.
Poʻouli
| Hawaiʻi Division of Forestry and Wildlife | State of Hawaiʻi | n.d.
Describes a Maui honeycreeper discovered only in 1973 that declined so quickly that captive-breeding attempts could not prevent its disappearance.
Pacific Islands Endangered Species
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Provides an overview of Pacific Island wildlife under federal conservation programs, including numerous Hawaiian birds that have already become extinct.
Alagoas Foliage-Gleaner
| Encyclopedia of Life | Encyclopedia of Life | n.d.
Provides a biodiversity-database profile for the extinct Brazilian Atlantic Forest bird Philydor novaesi.
Cryptic Treehunter
| iNaturalist | iNaturalist | n.d.
Records the cryptic treehunter as globally extinct and provides taxonomic context for a species known from extraordinarily few specimens and observations.
Amphibian Extinctions & Chytrid-Driven Losses
The Story of Toughie: How the Last Known Gliding Tree Frog Vanished
| Divyadeep Singh | The Economic Times | August 1, 2026
Revisits the extinction of Rabbs' fringe-limbed treefrog and the unsuccessful attempt to preserve the species through captive breeding.
Critical Conservation Sites for Amphibians
| Smithsonian Tropical Research Institute | Smithsonian Institution | 2023
Reviews the global amphibian extinction crisis and notes confirmed losses that have occurred since the first comprehensive worldwide amphibian assessment.
Amphibians in Crisis: Over 2,800 Species at Risk
| Synchronicity Earth | Synchronicity Earth | 2023
Summarizes the second Global Amphibian Assessment, including several species confirmed extinct since the first assessment in 2004.
The Vivid 'Waving' Frog That Vanished Suddenly
| Emily Ding | The Guardian | October 5, 2022
Reconstructs the sudden disappearance of the Chiriquí harlequin frog as chytrid fungus swept through Central American amphibian communities.
Reintroducing Lost Frogs Back Into the Panamanian Rainforest
| George Mason University | GMU College of Science | 2018
Discusses species lost from Panama's forests and efforts to prevent surviving frogs from following the Chiriquí harlequin frog into extinction.
Frog Goes Extinct, Media Yawns
| Jeremy Hance | The Guardian | October 27, 2016
Examines the death of Toughie, the final known Rabbs' fringe-limbed treefrog, and questions why the extinction received relatively little public attention.
Rabbs' Fringe-Limbed Tree Frog Presumed Extinct
| Mike Gaworecki | Mongabay | October 7, 2016
Reports the death of the last known individual of a Panamanian frog devastated by chytrid fungus and habitat loss.
Seven Species Hit Hard by Climate Change—Including One Already Extinct
| Christine Dell'Amore | National Geographic | March 31, 2014
Includes the golden toad, whose disappearance from Costa Rica became an important case in debates about climate change, disease and amphibian extinction.
Rabbs' Fringe-Limbed Treefrog
| Darrel Frost / American Museum of Natural History | Amphibian Species of the World | n.d.
Provides taxonomic and distributional records for a species discovered by science only shortly before disease drove it to apparent extinction.
Chiriquí Harlequin Frog
| American Museum of Natural History | Amphibian Species of the World | n.d.
Provides taxonomic and historical distribution information for a Central American frog whose disappearance became emblematic of the chytrid epidemic.
List of Extinct Amphibians in Modern Times
| Artensterben.de | Artensterben.de | n.d.
Compiles modern frog, toad and salamander extinctions, including species lost to chytridiomycosis, habitat destruction and other pressures.
Freshwater & Marine Fish Extinctions
Catalog of Fishes: Barbodes baoulan
| California Academy of Sciences | Eschmeyer's Catalog of Fishes | 2026
Provides authoritative taxonomic history and museum-specimen information for the extinct Lake Lanao species Barbodes baoulan.
Recently Extinct and Missing New-Finned Fishes
| Recently Extinct Species | Recently Extinct Species | 2026
Compiles extinct, missing and rediscovered ray-finned fishes and provides last-record dates for numerous freshwater species lost during modern times.
Catalog of Fishes: Barbodes palaemophagus
| California Academy of Sciences | Eschmeyer's Catalog of Fishes | 2025
Documents the scientific naming, type material and restricted Philippine distribution of Barbodes palaemophagus.
Farewell, Java Stingaree: Scientists Declare the First Marine Fish Extinction
| Jeremy Hance | Mongabay | December 22, 2023
Reports the extinction assessment of the Java stingaree, known only from a specimen collected near Jakarta in the nineteenth century.
Java Stingaree Declared Extinct
| Subel Rai Bhandari | Radio Free Asia | December 11, 2023
Covers the Red List determination that the Java stingaree had vanished, highlighting intense fishing and coastal habitat degradation in the Java Sea.
U.S. Fish and Wildlife Service Proposes Scioto Madtom Is Extinct
| Jesse Bethea | Columbus Underground | September 30, 2021
Explores the long search for the Scioto madtom and why federal biologists ultimately concluded the species no longer survived in Big Darby Creek.
The Tragedy of Lake Lanao, Southeast Asia's Only Ancient Lake
| Mario Alvaro Limos | Esquire Philippines | August 31, 2021
Explores the ecological collapse of Lake Lanao, where 15 endemic fish species were formally classified as extinct after introduced predators transformed the fish community.
IUCN Species Survival Commission Report
| IUCN Species Survival Commission | IUCN | 2021
Discusses freshwater-fish assessments that documented 15 extinct species from Lake Lanao and broader efforts to identify threatened freshwater biodiversity.
Extinction of One of the World's Largest Freshwater Fishes: Lessons for Conserving the Endangered Yangtze Fauna
| Hui Zhang et al. | Science of the Total Environment | March 25, 2020
Reconstructs the decline of the Chinese paddlefish and argues that conservation measures came too late to prevent its disappearance.
Chinese Paddlefish, One of the World's Largest Fish, Is Extinct
| Douglas Main | National Geographic | January 8, 2020
Reports the extinction of the enormous Chinese paddlefish after dams, overfishing and habitat fragmentation transformed the Yangtze River.
IUCN Assessment: Barbodes baoulan
| A.G. Torres et al. | IUCN Red List Assessment | 2020
Presents the extinction assessment concluding that introduced predatory fishes were central to the disappearance of the baoulan.
IUCN Assessment: Barbodes clemensi
| A.G. Torres et al. | IUCN Red List Assessment | 2020
Documents survey failures and ecological changes supporting the conclusion that Barbodes clemensi is extinct.
IUCN Assessment: Barbodes manalak
| A.G. Torres et al. | IUCN Red List Assessment | 2020
Reconstructs the disappearance of a formerly commercially important Lake Lanao fish after invasive species and unsustainable fishing altered the lake.
IUCN Assessment: Barbodes palaemophagus
| A.G. Torres et al. | IUCN Red List Assessment | 2020
Presents decades of survey evidence supporting the extinction of a Lake Lanao fish last documented during the twentieth century.
IUCN Assessment: Barbodes pachycheilus
| A.G. Torres et al. | IUCN Red List Assessment | 2020
Details the extremely sparse historical record and subsequent failure to rediscover this Lake Lanao endemic.
Chucky Madtom Species Biological Report
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2018
Places the endangered Chucky madtom in the context of closely related freshwater fishes, including the extinct Scioto madtom.
Tecopa Pupfish Declared Extinct
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | November 18, 1981
Records the extinction of the Tecopa pupfish after modification of desert springs destroyed the specialized thermal habitat on which it depended.
Java Stingaree
| Recently Extinct Species | Recently Extinct Species | n.d.
Provides a species profile for the Java stingaree, one of the most striking examples of an extinction known from extremely limited historical evidence.
The Cahaba: A River of Riches
| Smithsonian Magazine | Smithsonian Magazine | n.d.
Explores Alabama's extraordinary freshwater biodiversity against the backdrop of neighboring river systems where dams and pollution caused numerous snail extinctions.
Scioto Madtom Extinction Determination
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Presents the federal evidence used to conclude that the Scioto madtom, a tiny Ohio catfish not observed since 1957, had become extinct.
San Marcos Gambusia
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Profiles a tiny Texas spring fish last observed in 1983 whose restricted habitat was altered by groundwater depletion, pollution and other human pressures.
Scioto Madtom
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Reviews an Ohio catfish known from only 18 collected specimens and never documented again after 1957 despite repeated searches.
Barbodes amarus
Profiles an endemic Lake Lanao cyprinid that survived into the late twentieth century but was subsequently classified as extinct.
Barbodes baoulan
Documents a prized deep-water Lake Lanao fish last recorded in 1991 and later assessed as extinct.
Barbodes clemensi
Profiles one of the largest native Lake Lanao carps, which disappeared as invasive predatory fishes transformed the lake ecosystem.
Barbodes manalak
Provides biological and historical information on a commercially important Lake Lanao species last recorded during the 1970s.
Barbodes palaemophagus
Records an endemic fish known only from Lake Lanao and now classified as extinct after decades of unsuccessful surveys.
Barbodes pachycheilus
Profiles a distinctive thick-lipped Lake Lanao cyprinid whose disappearance forms part of one of the most concentrated freshwater extinction events known.
Barbodes baoulan: Recently Extinct Species Profile
| Recently Extinct Species | Recently Extinct Species | n.d.
Compiles records for the baoulan and identifies 1991 as its last documented occurrence in Lake Lanao.
Barbodes manalak: Recently Extinct Species Profile
| Recently Extinct Species | Recently Extinct Species | n.d.
Summarizes the taxonomy, historical records and extinction status of the manalak, formerly an important component of Lake Lanao fisheries.
Barbodes katolo
| Contributors | Wikipedia | n.d.
Summarizes the biology and extinction status of another Lake Lanao cyprinid formally assessed as extinct during the 2020 Red List update.
Barbodes disa
| Contributors | Wikipedia | n.d.
Provides a concise profile of an endemic Philippine freshwater fish now lost from Lake Lanao.
Barbodes herrei
| Contributors | Wikipedia | n.d.
Reviews an extinct Lake Lanao fish that once contributed to local fisheries before disappearing in the late twentieth century.
Barbodes resimus
| Contributors | Wikipedia | n.d.
Profiles a tiny Lake Lanao endemic associated with the Agus Rapids and now classified as extinct.
Barbodes tras
| Contributors | Wikipedia | n.d.
Summarizes an endemic Lake Lanao cyprinid whose disappearance contributed to the collapse of the lake's unique native-fish radiation.
Barbodes truncatulus
| Contributors | Wikipedia | n.d.
Provides basic taxonomic and conservation information on another Lake Lanao fish now considered globally extinct.
U.S. Extinction Delistings, Endangered Species Law & Federal Records
Removal of 21 Species From the List of Endangered and Threatened Wildlife and Plants
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | October 17, 2023
Provides the official species-by-species action underlying one of the largest recent groups of U.S. extinction determinations.
Federal Register: Removal of 21 Species Due to Extinction
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | October 17, 2023
Gives the legal and scientific basis for declaring numerous U.S. birds, mussels, fishes, bats and plants extinct.
Final Federal Rule Removing 21 Extinct Species
| U.S. Fish and Wildlife Service | Federal Register | October 17, 2023
Contains the detailed final federal findings supporting the conclusion that 21 listed American species no longer exist.
21 Species Delisted From the Endangered Species Act Due to Extinction
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | October 16, 2023
Announces the removal of 21 American species from federal protection because exhaustive reviews concluded that they had already become extinct.
21 U.S. Animals and Plants Declared Extinct
| Center for Biological Diversity | Center for Biological Diversity | October 16, 2023
Responds to the federal extinction declarations and emphasizes that many of the species were already extremely rare when legal protection began.
Remembering 21 Species Lost in 2023
| Center for Biological Diversity | Center for Biological Diversity | 2023
Profiles the 21 U.S. species formally removed from Endangered Species Act protection because they were judged extinct, including Hawaiian birds, freshwater mussels, fishes and a Guam bat.
U.S. Fish and Wildlife Service Proposes Delisting 23 Species Due to Extinction
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | September 30, 2021
Introduces the federal review that examined Bachman's warbler, Hawaiian birds, freshwater mussels and other species believed to have vanished.
Proposed Rule to Remove 23 Species Due to Extinction
| U.S. Fish and Wildlife Service | Federal Register | September 30, 2021
Documents the evidence initially presented for declaring 23 species extinct before public review resulted in the final 2023 action covering 21.
Peer Review Plan for Batch Delisting of Multiple Species Due to Extinction
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2021
Documents the scientific review process used to evaluate multiple species proposed for removal from federal protection because they were believed extinct.
The First Endangered Species Protected Under U.S. Law
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Provides historical context for U.S. endangered-species protection and demonstrates how some species received recognition only after populations had collapsed dramatically.
FWS Species Data Explorer
| U.S. Fish and Wildlife Service | ECOS | n.d.
Provides federal status records showing species whose Endangered Species Act classifications were resolved because of extinction.
Iconic Mammal & Tortoise Extinction Case Studies
The Story of Lonesome George
| Linda J. Cayot | Galápagos Conservancy | 2014
Provides a detailed scientific and personal account of attempts to preserve the Pinta tortoise lineage and the significance of George's eventual death.
Galápagos Giant Tortoise Lonesome George Dies
| Sara Miller Llana | The Christian Science Monitor | June 25, 2012
Reports the death of Lonesome George and explains how he became an international symbol of extinction and island conservation.
Lonesome George
| Galápagos Conservancy | Galápagos Conservancy | 2012
Tells the story of Lonesome George, the last known Pinta Island giant tortoise, whose death in 2012 marked the extinction of his recognized lineage.
Western Black Rhino Declared Extinct
| Simon Lauder | ABC PM | November 10, 2011
Reports the extinction of the western black rhinoceros, whose decline was driven overwhelmingly by intensive poaching for rhino horn.
Sea Otters, Hunters and Steller's Sea Cows: Replaying a Recent Extinction
| Riley Black | National Geographic | June 24, 2010
Examines ecological evidence surrounding the eighteenth-century extinction of Steller's sea cow and the role of intense human hunting.
Giant Tortoise Restoration
| Galápagos Conservancy | Galápagos Conservancy | n.d.
Describes restoration programs for Galápagos tortoises and efforts to recover ecological functions lost when populations and entire island forms disappeared.
Giant Tortoise
| WWF | World Wildlife Fund | n.d.
Provides conservation context for giant tortoises, whose island populations have experienced severe historical losses from hunting and introduced species.
Pinta Island Giant Tortoise
| Recently Extinct Species | Recently Extinct Species | n.d.
Profiles the Pinta tortoise and the historical pressures that reduced the population until only Lonesome George remained.
Plants, Insects, Mollusks & Other Invertebrate Extinctions
Museum Collections Can Help Scientists Understand Freshwater Mussel Extinctions
| Smithsonian National Museum of Natural History | Smithsonian Magazine | February 29, 2024
Describes a new database for studying freshwater mussels and highlights museum specimens of several U.S. mussel species formally declared extinct in 2023.
Yellow-Tipped Oʻahu Tree Snail
| Doreen Fräßdorf | Artensterben.de | April 29, 2023
Tells the story of Achatinella apexfulva and the invasive predators that reduced the species until only one captive individual remained.
Madeiran Large White Classified as Extinct
| European Butterflies Group | Butterfly Conservation | May 2019
Records the recognition of the Madeiran large white as extinct following prolonged failure to find the endemic butterfly.
Encephalartos woodii
| John Donaldson | South African National Biodiversity Institute | 2009
Documents Wood's cycad as Extinct in the Wild after the last known naturally occurring stems were removed from their original South African site.
Status and Life History of Endangered and Presumed-Extinct Mussels
| U.S. Environmental Protection Agency | EPA | 2007
Reviews freshwater mussels including the stirrupshell and records how some species were already regarded as presumed extinct long before their later formal delisting.
Mobile River Basin Aquatic Ecosystem Recovery Plan
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | 2000
Documents the severe decline of aquatic species in the Mobile River Basin, including mussels that subsequently disappeared entirely.
Flat Pigtoe
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Provides the official record for a southeastern freshwater mussel whose remaining habitat was dramatically altered by navigation dams and impoundments.
Green-Blossom Pearly Mussel
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Profiles an extinct Appalachian freshwater mussel once associated with flowing river habitats in Tennessee and Virginia.
Stirrupshell
| U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | n.d.
Provides federal taxonomic and conservation records for a mussel whose habitat was severely reduced by transformation of the Mobile River system.
Butterfly Survey of Madeira
| European Butterflies Group | European Butterflies Group | n.d.
Reports unsuccessful searches for the Madeiran large white and concludes that the island endemic had probably become globally extinct.
Madeiran Large White
| Contributors | Wikipedia | n.d.
Reviews the disappearance of a distinctive Madeira butterfly possibly affected by introduced competitors, parasites and disease.
Achatinella apexfulva
| Contributors | Wikipedia | n.d.
Profiles the Hawaiian tree snail whose final known individual, George, died in 2019 after years of captive conservation.
Partula turgida
| Contributors | Wikipedia | n.d.
Describes a French Polynesian land snail lost from the wild after invasive predatory snails were introduced and subsequently lost from captivity as well.
Saint Helena Olive
| Contributors | Wikipedia | n.d.
Recounts the extinction of Nesiota elliptica, whose final wild tree died in 1994 and final cultivated individual died in 2003.
Kokia cookei
| Contributors | Wikipedia | n.d.
Explores the unusual status of a Hawaiian tree extinct in the wild whose genetic material survives through branches grafted onto related plants.
