The mantled guereza (Colobus guereza), also known simply as the guereza, the eastern black-and-white colobus, or the Abyssinian black-and-white colobus, is a black-and-white colobus, a type of Old World monkey.
It is native to much of west central and east Africa, including Cameroon, Equatorial Guinea, Nigeria, Ethiopia, Kenya, Tanzania, Uganda and Chad.
Driller "( Scientific name: Mandrilus leucophaeus ) , a mandrill 's close relatives and neighbors. This monkey, given uncertain , is made thicker and stronger animals with a tail. It is slightly smaller than the mandrill and relatives are deprived of their bright colors. His face black , his lower lip red , greenish- brown sides of the head , the body is brownish black .