Hippopotamus (Hippopatamus amphibius), yawning or threatening adult, St. Lucia Wetland Park, South Africa, Africa

adult africa african african amphibius animal animals area areas artiodactyla bodies body conservation day daylight daytime during even even toed exterior exteriors fauna head heads hippo hippopatamus hippopotami hippopotamus hippopotamuses hippos kingdom lucia mammal mammalia mammalian mammalians mammals national natural nature nobody of open opened openly or outdoor park park parks photo photos preserve preserves reserve reserves sanctuaries sanctuary shot shots snout snouts south st swim swimming swims tetrapod the threatening tired tiredness toed toed ungulate ungulates vertebrata vertebrate vertebrates water waters wetland wild wildlife world yawn yawning yawns