As of 2022, the International Union for Conservation of Nature (IUCN) listed 40 animal species as extinct in the wild.[1] That is approximately 0.04% of all evaluated animal species. The IUCN also lists five animal subspecies as extinct in the wild.
This is a complete list of wild animal species and subspecies listed as extinct by the IUCN. Some of these species, such as Aylacostoma guaraniticum, Aylacostoma stigmaticum, and Partula faba have since become entirely extinct.
Species
Subspecies
There are 21 chordate species assessed as extinct in the wild.
