The rainforests of the Democratic Republic of the Congo contain great biodiversity, including many rare and endemic species, such as the common chimpanzee and the bonobo, the African forest elephant, the mountain gorilla, the okapi and the white rhino. Five of the country's national parks are listed as World Heritage Sites: the Garumba, Kahuzi-Biega, Salonga and Virunga National Parks, and the Okapi Wildlife Reserve.