Pete Oxford / Guereza colobus monkeys (Colobus guereza) in tree, Lango Bai, Republic of Congo (Congo-Brazzaville), Africa.
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Suzi Eszterhas / Black and White Colobus Monkey (Colobus guereza) mother with infant (less than one week old) Kibale Forest National Park, Uganda
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Suzi Eszterhas / Black and White Colobus monkey (Colobus guereza) mother with infant (less than one week old) sitting on tree branch, Kibale Forest National Park, Uganda
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Anup Shah / Eastern Black and white colobus monkey holding baby {Colobus guereza} in tree Kenya
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Anup Shah / Eastern Black and white colobus monkeys fighting, Kenya, East Africa
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Peter Blackwell / Black and white colobus monkey holding white baby {Colobus guereza} in tree, Mount Kenya East Africa
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Sandesh Kadur / Mantled guereza / Eastern black and white colobus (Colobus guereza) sitting in tree, Serengeti, Tanzania.
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Eric Baccega / Black and white colobus monkey (Colobus guereza) holding white infant, aged 1 month, in tree, captive, Zoo Parc Beauval, France.
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Eric Baccega / Black and white colobus monkey (Colobus guereza) holding white infant, aged 1 month, in tree, captive, Zoo Parc Beauval, France.
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Denis-Huot / Close up of male Guereza colobus (Colobus guereza), Lake Naivasha, Kenya.
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Denis-Huot / Two Guereza colobus monkeys (Colobus guereza) grooming, Lake Naivasha, Kenya.
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Thomas Marent / Mantled Colobus (Colobus guereza), Mount Kenya National Park, Kenya
