The Monkey with a Bright Blue Bottom

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Our community of over 30,000 members are here to provide help and advice on all aspects of childminding. At the edge of the forest lives one grumpy mouse. He’s the GRUMBLIEST and GROUCHIEST mouse for miles around. Until he meets a little lost badger, who desperately needs his help. A heartwarming tale about the happiness that comes from making friends. Unlike many monkeys with blue butts, monkeys with red butts are mostly females. Also, monkeys with red butts are relatively common like monkeys with blue butts. But, again, the reason seems closely tied to mating. Females use their red butts to signal males when they’re in heat and ready to mate. So let’s look at the red-butt vs blue-butt monkeys. Red-Butt Baboons Male baboons have red butts that primatologists believe help to attract females and warn off predators. Linné, C. v. (1758). " Simia sphinx". Systema naturæ. Regnum animale. Vol.1 (10thed.). Sumptibus Guilielmi Engelmann. p.25. Baboons and other primates use sexual swellings, including red-colored ones, to communicate fertility. Female baboons’ butts swell and turn red during ovulation, but not all males are interested in mating during this time. Is Baboon Classified as a red-butt Monkey or an Ape?

You can think of a photon as a drunk person walking through a forest. The drunk person enters the forest and walks into a tree, D’oh!, changes direction (scatters) and walks another short distance and into another tree, D’oh! D’oh! D’oh! D’oh! …. and before you know it the drunk person exits the forest in a random place going a random direction. The mandrill has the most colorful bottom of any primate. Both males and females have brightly colored faces and butts, and high-ranking males display the most vibrant colors. Is There a Monkey with a Blue Bottom?

During the mating season, the female butt swells enormously and becomes very bright red. However, on regular days, male Celebes have a much redder butts than females. Frequently Asked Questions Why do Monkeys have Red Butts? Vaglio, S.; Minicozzi, P.; Romoli, R.; etal. (2016). "Sternal gland scent-marking signals sex, age, rank, and group identity in captive mandrills". Chemical Senses. 41 (2): 177–186. doi: 10.1093/chemse/bjv077. PMID 26708734. Setchell, J. M. (2005). "Do female mandrills prefer brightly colored males?" (PDF). International Journal of Primatology. 26 (4): 715–735. doi: 10.1007/s10764-005-5305-7. S2CID 3082991. a b Kudo, H.; Mitani, M. (1985). "New record of predatory behavior by the mandrill in Cameroon". Primates. 26 (2): 161–167. doi: 10.1007/BF02382015. S2CID 20928597. Mandrill gestation lasts an average of 175 days with most births taking place between January and March, during the wet season. Gaps in between births range from 184 to 1,159 days with an average of 405 days. [70] and tend to be shorter in higher ranking females. [71] Infants are born at an average weight of 640g (23oz), and mostly bare-skinned with some white hair and a tuft of dark hair on the head and along the spine. Over the next two or three months, they develop their adult hair color on the body, limbs and head while the flesh-colored face and snout darken. [72] Dependent infants are carried on their mothers' bellies. [73] [51] Young are typically weaned at around 230 days old. Males become more sexually dimorphic between four and eight years old, at which point females are already beginning to give birth. [54] Males start leaving their horde after they reach six years old. [51] Females reach their adult size around seven years while males do so at ten years. [54] Communication [ edit ] Female mandrill facepalming

Some authorities have divided mandrill populations into subspecies: the northern mandrill ( M. s. sphinx) and the southern mandrill ( M. s. madarogaster). A proposed third subspecies, M. s. insularis, was based on the mistaken belief that mandrills are present on Bioko Island. [14] [15] The consensus is that mandrills belong to one subspecies ( M. s. sphinx). [16] Bret, C.; Sueur, C.; Ngoubangoye, B.; Verrier, D.; Deneubourg, J.-L.; Petit, O. (2013). "Social structure of a semi-free ranging group of mandrills ( Mandrillus sphinx): A social network analysis". PLOS ONE. 8 (12): e83015. Bibcode: 2013PLoSO...883015B. doi: 10.1371/journal.pone.0083015. PMC 3858359. PMID 24340074. So the bear grabs the paintbrush, and the box of colours, and proceeds to paint the bum cheeks of the cheeky monkey “as bright as a blue summer sky” (that’ll teach him!) and furthermore goes on to paint the monkey’s face for good measure. Now the crestfallen monkey looks just like a clown, with his red white and blue face (and bright blue bottom) - and to cap it all, all the other animals giggle to themselves whenever he passes by. I've worked in children's television, specifically in character development and most notably in the 'Raggy Doll' series in the mid to late 1980's. I have also done a certain amount of licensed work, illustrating characters such as Postman Pat, Bill and Ben and Sesame Street.Mandrills live in large "supergroups" or "hordes" that can contain hundreds of individuals. [40] [50] [51] These large groups are fairly stable and do not appear to be gatherings of smaller ones. At Lopé National Park, Gabon, mandrill hordes were found to have an average of 620 individuals, and some groups were as large as 845, making them possibly the largest cohesive groups of wild primates. [51] Another study in Lopé found that a horde of 625 mandrills consisted of 21 dominant males, 71 less dominant and subadult males, 247 adult and adolescent females, 200 juveniles, and 86 dependent infants. [40] A mandrill horde of around 700 individuals in northern Lopé had a total home range of 182km 2 (70sqmi), 89km 2 (34sqmi) of which was suitable habitat. The supergroup would occasionally diverge into two to four subgroups before reuniting. [52] Another 15-month long study of a 120 member group found a home range of 8.6km 2 (3.3sqmi) with an average traveling distance of 2.42km (1.50mi) per day. [47] Mandrills grooming at Natura Artis Magistra The sale of customised goods or perishable goods, sealed audio or video recordings, or software, which has been opened. They are classified as monkeys because they have tails. Apes, on the other hand, do not have tails. What Monkey has a Colorful Bottom? Prum, Richard O.; Torres, Rodolfo H. (2004). "Structural colouration of mammalian skin: Convergent evolution of coherently scattering dermal collagen arrays" (PDF). Journal of Experimental Biology. 207 (12): 2157–2172. doi: 10.1242/jeb.00989. PMID 15143148. S2CID 8268610.

a b c d Harrison, M. J. S. (2009). "The mandrill in Gabon's rain forest-ecology, distribution and status". Oryx. 22 (4): 218–228. doi: 10.1017/S0030605300022365. In the beginning, when the world was new, a monkey was admiring all the brilliantly hued birds flying about. Then he looked at all the other creatures around him. What boring colours they all were! “They all looked as dull as an elephant poo.”Bear was friendly, Bear was sweet, The nicest bear you'd ever meet! With little paws and little feet, And a very BIG bear bottom! Poor Bear! His bottom is causing chaos... Bump! Crash! Splat! Soon Bear is in great big trouble! Can he ever make it up to his friends?

Scientists have also discovered that various factors, including genetics, diet, and overall health, influence these colors’ vibrancy. Some studies have shown that males with brighter and more colorful bottoms tend to have better immune systems and higher testosterone levels, making them more attractive to females. Red Butt Monkey: End Mating occurs mostly during the dry season, with female ovulation peaking between June and September. Receptive females have sexual swellings on their posteriors, [63] and the red facial coloration can communicate age and fertility. [64] Males also appear to detect a female's reproductive state using the vomeronasal organ (known as the flehmen response). [65] Dominant males try to monopolize access to females by mate guarding, which involves the male tending to and copulating with a female for days. [66] Dominant males tend to sire most of the offspring, but they are less able to monopolize access to the females when many females reach estrus at the same time. A subordinate male is also more likely to have reproductive success if he is closely related to an alpha male. [67] An ovulating female tends to allow the brightest colored males to come near her and touch her perineum, and is more likely to groom and solicit them. [68] The female signals her willingness to mate by positioning her posterior towards the male. Intercourse lasts no more than 60 seconds, with the male mounting the female and making pelvic thrusts. [69] Mandrill infant perched on mother The research was supported by the Arcus Foundation, the US Fish and Wildlife Service, a grant from Edith McBean, Abraham Foundation, Margot Marsh Biodiversity Foundation Grant, and Yale Institute for Biospheric Studies. The Rhesus Macaque, also known as the red bottom monkey, is a species of Old World monkey native to Asia. These monkeys have distinctive reddish-brown fur and long tails, are social and live in groups of up to 30 individuals. Females reach sexual maturity at around three years, while males reach maturity at approximately four years. Rhesus macaques typically mate during the summer months. After a gestation period of 155 days, the female will give birth to a single infant. Females are characterized by their very red bottoms, which are essential to mate choice. Studies also show that females with redder bottoms are more likely to acquire a mate. Celebes Crested Macaque I started working as an illustrator when I was in my final year at Art College and now, over 28 years later I still haven't got a proper job! I've illustrated literally hundreds of books, predominantly in educational publishing. A few years ago I was main illustrator for Longman's 'Story Street' reading scheme, illustrating 79 titles and writing 5.I've been described as an 'Animal Artist', not I hasten to add because I'm wild and hairy but because I love to draw animals and especially like to give them human characteristics. So one day, when all the animals were sleeping, what did the cheeky monkey do? What would you be tempted to do, if you were armed with a paint box full of bright colours? A baboon’s butt tissue is arranged somewhat like the illustration above so that blue photons are reflected and all of the other photons (like the red ones) are absorbed. Only the blue light makes it out and gets into our eyes. This is why we see we see blue monkey butts! Dirks, W.; Lemmers, S. A. M.; Ngoubangoye, B.; Herbert, A.; Setchell, J. M. (2020). "Odontochronologies in male and female mandrills ( Mandrillus sphinx) and the development of dental sexual dimorphism". American Journal of Physical Anthropology. 172 (4): 528–544. doi: 10.1002/ajpa.24094. PMID 32510604. S2CID 219539657. So, there you have it – in the blue butt monkey vs red butt monkey scenario, you decide on the winner. If there is a winner in this comparison, that is! Next Up – More Monkey-Related Blogs