Dictionary of Human Evolution and Biology

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Pan Oken, 1816

Hominoid genus that includes the chimpanzees and bonobos; two species. Found in variable environment of western and central equatorial Africa. Terrestrial and arboreal; diurnal; locomotion is a specialized form of quadrupedalism referred to as knuckle-walking; lacks tail. Sexually dimorphic in body size; body mass, males 45-80 kg, females 33-68 kg. Dental formula:; primarily frugivorous; diet also includes faunivory with small vertebrates and social insects consumed. Live in mixed-sex groups, which undergo fission into foraging parties during the day; males are the resident sex.

See Pan paniscus and Pan troglodytes.

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