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Species Directory. WWF is committed to saving endangered species. Learn more about the species we are working to protecting from becoming endangered or extinct.
IUCN Red List of Threatened Species. Amazing species. More than 44,000 species are threatened with extinction. That is still 28% of all assessed species. Amphibians. 41% Mammals. 26% Conifers. 34% Birds. 12% Sharks & Rays. 37% Reef corals. 36% Selected Crustaceans. 28% reptiles. 21% Cycads. 70% Take action.
The number of endangered and threatened species changes as we add or remove species from the list. See how many are currently listed
Vulnerable, Endangered and Critically Endangered species are considered to be threatened with extinction. The IUCN Red List will be updated with thousands of new species assessments and reassessments on Monday 11 December 2023.
An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, invasive species, and climate change .
An endangered species is a type of organism that is threatened by extinction. Species become endangered for two main reasons: loss of habitat and loss of genetic variation. Loss of Habitat. A loss of habitat can happen naturally. Nonavian dinosaurs, for instance, lost their habitat about 65 million years ago.
To learn more about why some species are endangered, and to read the shortened list, please visit Endangered Species on the WWF website. You can view a list of animals and plants that fall mainly within the two most serious categories of threat: critically endangered and endangered.
