Two geladas, Theropithecus gelada, engage in a fight in an outdoor pen at the Zurich zoo December 20, 2006. Gelada baboons which inhabit mountain grasslands in Ethiopia are categorised as being at a lower risk of extinction by the World Conservationist Union's (IUCN) Red List, which lists threatened species. [Reuters]

Victo, a 10-year-old male Proboscis monkey (Nasalis larvatus), pauses during an afternoon token feeding session at the Singapore Zoo September 4, 2006.[Reuters]

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