At 60 mammal species are present in Kibale forest. It is particularly rich in primates with 13 species recorded, the highest total for any Ugandan national park. The nine diurnal primates found found at Kibale are vervet, red-tailed, LHoests and blue monkey, grey-cheeked mangabey, red colobus, black- and white colobus, Olive baboon, and Chimpanzee. The Kibale forest area is probably the last Ugandan stronghold of the red colobus, following its recent extinction in the Semliki Forest. Visitors who do both the forest and Bigodi swamp walks can typically expect to see around fie or six primate species.
Kibale forest offers superlative Primates viewing, but its not otherwise any easy place to see large mammal. The checklist of mammals in Kibale forest includes Lions, leopard, elephants, buffalo, hippo, warthog, giant forest hog, bush pigs, bushbuck Sitatunga, and petera's red and blue duikers. The elephants found in Kibale forest are classified as belonging to the forest race, which is smaller and hairier than the more familiar savannah elephants. Elephant frequently move to Kanyanchu area during the wet season, but they are not often seen.