"an old, sly, vicious mandrill"

GNU Free Documentation LicenseMandrill - Credit: Malene
The mandrill is the largest species of monkey in the world.  Closely related to baboons, they belong to the Cercopithecidae family and live in the tropical rainforests and woodlands of Africa.  They are very colourful animals - the male has a distinctive red and blue snout and orange/yellow beard.