Hippopotamus amphibius.,The hippopotamus is found in the river systems throughout much of central Africa. Hippos spend much of the day socializing in the water, but come ashore to feed at night. This large aquatic herbivore can be aggressive when protecting its territory. The hippopotamus contribute..
Hexaprotodon liberiensis.,Native to west African, the pigmy hippopotamus was not known to science until the late 1800's. In outward appearances, this species closely resembles a baby common hippo, but is less amphibious in nature. Inhabiting swamps and riparian areas, the pigmy hippo is primarily no..