Mandrill. Mandrills Are Related To The Baboon And Have A Coat That Ranges In Color From Dark Brown To Olive Gray. The Adult Male Has A Bright Red Nose And Blue Cheeks And A Blue Rump. The Colors On Females And Juveniles Are Much Duller. Mandrills Have Cheek Pouches That Can Hold A Substantial Quantity Of Food. They Can Use These To Leave Their Hands Free If They Have To Flee. Photo