Eastern gorilla
The eastern gorilla ("Gorilla beringei") is a critically endangered species of the genus "Gorilla" and the largest living primate. At present, the species is subdivided into two subspecies. Grauer's gorilla, formerly known as the eastern lowland gorilla ("G. b. graueri") is more populous, at about 3,800 individuals. The mountain gorilla ("G. b. beringei") has only about 1000 individuals. The International Union for the Conservation of Nature mentioned illegal hunting in its assessment of threats to the species.
Largest prehistoric animals
The largest-known bird of prey ever was the enormous Haast's eagle ("Harpagornis moorei"), with a wingspan of , relatively short for their size. Total length was probably up to in female and they weighed about . The largest extinct "Titanohierax" was a giant hawk about 8 kilograms that lived in the Antilles, where it was among the top predators.
The largest-known in this group was a giant flightless "Sylviornis", a bird long and weighing up to about .