The crested mangabeys are West-African Old World monkeys, belonging to the genus Lophocebus. They tend to have dark skin, eyelids that match their facial skin, and crests of hair on their heads. Another genus of mangabeys, Cercocebus, was once thought to be very closely related, so much so that all the species were in one genus. However, it is now understood that Lophocebus species are more closely related to the baboons in genus Papio, while the...
