Most Endangered Animals 2021. Wwf is committed to saving endangered species. The iucn classifies nearly 4,000 species as critically endangered, meaning they face such severe threats that they could soon become extinct in the wild.
Over 1,550 of the 17,903 marine animals and plants assessed are at risk of extinction, with climate change impacting at. Coral species are moving towards increased extinction risk most rapidly, while amphibians are, on average, the most threatened animal group.