shore [mangrove forest] [endangered species] [threatened species] hierarchy mammal boat [tourist attraction] untamed [wild animal] rain jungle reserve sightseeing "habitat loss" threatened asia boreotheria borneo catarrhini cebidae cercopithecidae cercopithecoidea colobinae epitheria euarchonta eutheria fauna haplorrhini immature indonesia kalimantan nasalis nasalis larvatus nature primates tropical river amphibious arboreal branch brown endangered exotic freshwater juvenile leave leaves orange protected protection rainforest river sitting tree trees waterfront wild - Alamy