The greater spot-nosed monkey or Putty-nosed monkey (Cercopithecus nictitans) is one of the smallest Old World monkeys. Native to West Africa and living to some extent in rain forests but more often in the transition zone between rain forest and savannah, it is primarily arboreal and often associates with monkeys of other species. Both their common names come from the monkeys' prominent white nose. Republic of Congo , Ndzehi Concession Department of Cuvette-Quest.
Scenes of the Congo Conservation Company Ngaga Camp, in the Ndzehi concession of the Republic of Congo operated by Odzala Wilderness . This is the primary jumping off location for trekking the Western Lowland Gorillas habituated by Magdalena (Magda) Bermejo. She is a Spanish primatologist and world authority on the western lowland gorilla. Since 1991 she has lived for long periods with her husband, German Illera, in the rainforests of the Republic of Congo, conducting research and becoming increasingly involved in gorilla conservation. Sometimes known as the "Dian Fossey of the Congo", she currently works for the Programme for Conservation and Rational Utilization of Forest Ecosystems in Central Africa (ECOFAC), a European Union-sponsored program that establishes a regional framework for conserving rainforests in central Africa.[