|Description: Sanje Mangabey, (Cercocebus galeritus sanjei), Tanzania,
Eastern Arc Mountains and Coastal Forests of Tanzania and Kenya, Discovered
in 1981, this large, ash-gray monkey lives in the Udzungwa Mountains of
Tanzania. Hunting threatens the survival of the less than 1,500 remaining.
Credit: Jonathan Kingdon
Copyright: Jonathan Kingdon
Source: Conservation International