Over 60 chimps live in the Mahale Mountains and have become habituated to human presence over 2 decades of contact. There is also the opportunity to observe leopard, bushbuck, bush pig and a multitude of birds and butterflies. The forest itself is unique in that is houses 8 other species of primate, shyer forest mammals, birds, butterflies, giant vines and waterfalls. There is the opportunity to explore the clear waters of Lake Tanganyika, which is said to contain about 1000 different species of fish, including 250 species of cichlid (colourful tropical fish). This enormous lake is suitable for fishing, snorkelling and kayaking, activities which are offered at the various accommodations. Tracking the primates is the most sought after activity at Mahale, particularly the endangered chimpanzee. A trek through the rainforest takes guests to Mahale's chimpanzees. Guests can sit quietly and watch the chimps go about their daily lives; grooming, wrestling, bickering, foraging and mothering.