Hippopotamuses (Hippopotamus amphibius), in the lake Gipe, Tsavo, Kenya.

hippopotamus amphibius hippopotamus hippopotamus amphibius natural reserve natural area freshwater lake sky kenya adult group front shot overview day bathe tsavo national park look hippopotamus horizon vulnerable national park december water surface nobody hippopotamuses hippopotamus amphibius nature reserves nature reserve nature natural areas ecosystem ecosystems freshwater lakes fresh water lake fresh water lakes skies adults groups front views front sights front sight front shots front view overviews global sight global sights full length days daytime baths bathing have a bath having a bath bath soaking bathed bathings looked looking horizons horizon line horizon lines vulnerable species national parks sensitive natural areas water surfaces watersurface watersurfaces with nobody hippopotamus hippopotamidae sp even toed ungulate ungulate mammal wild animal environment protection environment management biodiversity management environment naturalness area freshwater wetland area meteorological phenomenon atmosphere east africa africa stage of development individual enumeration shot atmosphere ambiance hippopotamidae artiodactyla mammalia synapsida vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota landform earth's crust threatened endangered species iucn red list of threatened species species convention on international trade in endangered species of wild cites water matter matter substance)