... Old World monkeys and apes, which are native to Africa and Asia today, have diverse social structures. The bright colors of mandrills are indeed not produced conventionally (no mammal is known to have red and blue pigments), being derived from light … The mechanisms of colour production could also have facilitated the evolution of multicoloured face. Socialization is a huge part of the lifestyle for the Mandrill. In fact, mandrills are endangered species so how does evolution explain why they evolved red and blue faces? Mandrill, (Mandrillus sphinx), colourful and primarily ground-dwelling monkey that inhabits the rainforests of equatorial Africa from the Sanaga River (Cameroon) southward to the Congo River.The mandrill is stout-bodied and has a short tail, prominent brow ridges, and small, close-set, sunken eyes. Their faces have red and blue marks. A bright red stripe, framed by ridged blue flanges, blazes from between the mandrill’s close-set eyes down the middle of an elongated muzzle, encircling the nose, area surrounding the nostrils, and the lips. Mandrills have unique body coloration among monkeys. Mandrills have extremely long canine teeth (2.5 inches long). Intensity of coloration is higher in males. The scientific name for the mandrill is Mandrillus sphinx. These are some of the sexually dimorphic features present in male mandrills. There are many sub groups found in the overall structure. It is hard to determine how many live in an given group though. However, one was found to have more than 1,300 members. San Diego: Elsevier Acad Press.) They can have a vibrant coloration of blues and reds on their faces and parts of their body. Male mandrills have large canine teeth that females do not have. Mandrill Colorful Face – Mandrillus sphinx. It is believed to be at least 40 of them. The mandrill’s nostrils and lips are red but strangely it does have a yellow beard as well as white tuffs all around it. Why Monkeys and Apes Have Colorful Faces. This is a very distinctive animal because it will have its features that make it stand out amongst many of the other primates out there. Adult male mandrills are much larger than female mandrills. Can evolution explain why mandrills have blue and red faces? The adult male has bare coloured patches of skin on both the face and the buttocks. How does the blue and red face assist them in survival as opposed to having no such colors and being like normal monkeys? Charles Darwin wrote in The Descent of Man: "no other member in the whole class of mammals is colored in so extraordinary a manner as the adult male mandrill's". The character of Rafiki from The Lion King, though described as a baboon, appears to have the colorful face of the mandrill. Behavior. Mandrills store food in their extra large cheek pouches. Mandrill Scientific Name. Brightly colored behinds are sign of sexual maturity. Mandrills have blue and red skin on their faces. Male mandrills also have similar coloration on their genitalia (Ankel-Simons F. (2007) Primate Anatomy: an introduction, 3rd Edition. "Rafiki, the wise, adorable character from The Lion King has the tail of a baboon but the colorful face of a mandrill" The most striking difference between mandrills and baboons is the colorful face. Mandrills are noted as being exceptionally colorful by mammalian standards. On the other hand, mandrills do not have any subspecies. Mandrills… They also reflect emotional state of the animal: color is more pronounced when animal is excited. To the mandrill’s naked rump, nature has added even more splashy color, painting it with bright hues of red, blue, and purple. Mandrills store food in their extra large cheek pouches name for the mandrill exceptionally colorful mammalian. 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