Mandrill Mandrillus sphinx

Mandrill male face - Blowing his own trumpet
Mandrill male face
The Mandrill is native to tropical forests of the west side of Central Africa (Cameroon, Equatorial Guinea, Congo and Gabon).
Mandrill
Mandrill male
Mandrill - Blowing his own trumpet
It is the largest monkey and is related to Drills and Baboons.
Mandrill
Mandrill adult male
Mandrill
The adult breeding male is the most colourful monkey, with brown body fur, a white belly and ear patches, orange-yellow beard/chin, bizarre muzzle with elongated, scarlet nose and pale blue, ridged sides, red mouth and pale blue, red, pink and purple bottom.
Mandrill
Mandrill adult male
Mandrill
Non-breeding males and breeding females are a muted version and juveniles are plainer brown with white bellies.
Mandrill adult male Adult breeding male
Mandrill female Adult female
Mandrill youngster Female with youngster
Mandrills usually walk on all fours. They live in large social troupes or hordes and can use sticks as simple tools.