Fiona Rogers / Red-tail Monkey (Cercopithecus ascanius) in tree, Kakamega Forest Reserve, Kenya

Jabruson Motion / THIS VIDEO CLIP WILL BE AVAILABLE TO VIEW ONLINE SOON. TO VIEW NOW, PLEASE CONTACT US. - Hunter adding two dead Putty-nosed monkeys (Cercopithecus nictitans nictitans) to a rucksack already containing...

Jabruson Motion / THIS VIDEO CLIP WILL BE AVAILABLE TO VIEW ONLINE SOON. TO VIEW NOW, PLEASE CONTACT US. - Hunters holding up primate bushmeat to camera, including Crowned monkey (Cercopithecus pogonias pogonias) and P...

Jabruson / White nosed guenon monkey {Cercopithecus nictitans} for sale as bush meat, Democratic Republic of Congo.

Suzi Eszterhas / Red-tail Monkey (Cercopithecus ascanius) in tree, Kibale National Park, Uganda

Suzi Eszterhas / Red-tail Monkey (Cercopithecus ascanius) feeding on leaves, Kibale National Park, Uganda

Thomas Marent / Red-tail Monkey (Cercopithecus ascanius), Kakamega Forest Reserve, Kenya

Roland Seitre / Bioko putty-nosed monkey (Cercopithecus nictitans martini) captive, endemic to Bioko, Equatorial Guinea

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) infant sitting in a tree. Kakamega Forest South, Western Province, Kenya.

Anup Shah / Red-tailed monkeys (Cercopithecus ascanius) sitting in a tree. Kakamega Forest South, Western Province, Kenya.

Anup Shah / Red-tailed monkeys (Cercopithecus ascanius) standing amongst the fruits of a ficus tree. Kakamega Forest National Reserve, Western Province, Kenya.

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) juvenile peering through vegetation - portrait. Kakamega Forest National Reserve, Western Province, Kenya.