Mandrills by Louis A. Sargent
Date 1909
Source http://www.flickr.com/photos/biodivlibrary/6505635133
Author Frank Finn
Full title The wild beasts of the world / by Frank Finn ; illustrated with 100 reproductions in full colours from drawings by Louis Sargent, Cuthbert E Swan, and Winifred Austin.
Source: https://commons.wikimedia.org/wiki/File:The_wild_beasts_of_the_world_(Pl._9)_(6505635133).jpg

The mandrill (Mandrillus sphinx) is a primate of the Old World monkey family. Mandrills are found in southern Cameroon, Gabon, Equatorial Guinea, and Congo. Mandrills mostly live in tropical rainforests. They live in very large groups.