Primate of the Week: Red Howler Monkeys

Alouatta seniculus Taxonomy Suborder: Haplorrhini Infraorder: Simiiformes Family: Atelidae Subfamily: Alouattinae Red howler monkeys are new world monkeys and part of the Atelinae subfamily (Di Fiore & Campbell, 2007). These species tend to sexual dimorphism but this also depends on the population being studied. Males tend to weight 6 to 7.6 kg while females tend […]

Primate News of the Week

Apes only provide food to conspecifics that have previously assisted them Source : Max Planck Institutes for Evolutionary Anthropology and for Mathematics in the Sciences in Leipzig Summary: A behavioral experiment was set up to understand Chimpanzee cooperation. A chimpanzee was given the choice of either providing food to itself and a partner or only […]

Primate of the Week: Orangutans

Pongo Taxonomy Suborder: Haplorrhini Infraorder: Simiiformes Superfamily: Hominoidea Family: Homindae Genus: Pongo Species: Pongo abelii and Pongo pygmaeus Subspecies: P.p morio, P.p. pygmaeus, P. p. wurmbii Orangutans are apes within the genus of Pongo and can be split into two separate species Sumatran orangutans (P. abelii) and Bornean orangutans (P. pygmaeus). The two species diverged 1.5 million years ago and […]

Primate News of the Week

Bonobos may be better representation of last common ancestor with humans than chimps Source: George Washington University Summary: Through the study of the muscular system bonobos suggest a closers link to human ancestors than chimpanzees. Modern humans and common chimpanzees/bonobos split 8 million years ago and chimpanzees and bonobos split 2 million yeas ago. During […]

Primate of the Week: Stump-tailed Macaque

Macaca arctoides  Taxonomy Suborder: Haplorrhini Infraorder: Simiiformes Superfamily: Cercopithecoidea Family: Cercopithecidae Subfamily: Cercopithecinae Stump-tailed macaques have short tails measuring .12 to 2.7 inches (Fa, 1989). Stump-tailed macaques have pink or red faces, and long shaggy brown fur (Fa, 1989; Rowe, 1996; Groves, 2001). Stump-tailed macaques infants are born white and their fur darkens with age […]

Primate of the week: Greater Bamboo Lemur

Prolemur Simus Taxonomy Suborder: Strepsirrhini Infraorder: Lemuriformes Superfamily: Lemuroidea Family: Lemuridae Greater bamboo lemurs are the largest bamboo lemur. It has a short and broad muzzle (Groves, 2001). They have a reddish gray brown back and tail and an olive brown head, neck and arms. Their stomachs are cream colored with a rusty brown pygal […]

Primate of the week: Common marmosets

Callithrix jacchus   Taxonomy Suborder: Haplorrhini Infraorder: Simiiformes Family: Cebidae Subfamily: Callitrichinae Common marmosets are new world monkeys. They have brown, grey, and yellow color along with white eat tufts and a long banded tails (Rowe, 1996). They have pale skin no their faces and white on their forehead (Groves, 2001). Infants are brown and […]