Adult chimpanzee, pan troglodytes, in the tropical rainforest of Kibale National Park, western Uganda. The park conservation programme means that some troupes are habituated for human contact. Photograph
Portrait of an adult gorilla, gorilla beringei beringei, in the Bwindi Impenetrable Forest, a World Heritage site. Part of the Muyambi family group. Endangered species. Photograph