2017
SJ4169 : Sumatran Orangutan (Pongo abelii) at Chester Zoo
taken 8 years ago, near to Upton, Cheshire West And Chester, England

Sumatran Orangutan (Pongo abelii) at Chester Zoo
Recent work has established that the two island populations of orangutans, on Sulawesi and Borneo, are separate species. The Sumatran Orangutan is critically endangered.