The World's 100 most threatened species is a compilation of the most threatened animals, plants, and fungi in the world. It was the result of a collaboration between over 8,000 scientists from the Int
Silky sifaka (Propithecus candidus), fewer than 1,000 still alive
AC83 Actinote zikani
Aipysurus foliosquama from Barrow Island
Araripe Manakin on nest
This is a collection of lists of organisms by their population. While most of the numbers are estimates, they have been made by the experts in their fields. Wildlife population measurement is a scienc
The world's 100 most threatened species
…The World's 25 Most Endangered Primates Lists of organisms by population IUCN Species Survival Commission…
A swarm of common starlings. This species numbers over 310 million: at least as many individuals as the United States has humans.
Wbeest Mara