IUCN Red List of Threatened Species
https://www.iucnredlist.org/about
WebCurrently, there are more than 157,100 species on The IUCN Red List, with more than 44,000 species threatened with extinction, including 41% of amphibians, 37% of sharks and rays, 36% of reef building corals, 34% of conifers, 26% of mammals and 12% of birds.
DA: 71 PA: 77 MOZ Rank: 87