sentences:  For preservation of this species of ape, the Kagwene Gorilla Sanctuary and the Takamanda National Park have been specifically established in Cameroon.Elephants migrate between the Lake Chad region in Chad and Cameroon; 300 to 400 elephants are reported to live here.In the dense forest areas of the rainforest ecoregion the fauna commonly reported are; red and green monkeys, chimpanzees, mandrills, rodents, bats, and large number of birds like the small sunbirds, giant hawks and eagles.