Hippopotamus

A reference overview

The hippopotamus (Hippopotamus amphibius; ; pl.: hippopotamuses or hippopotami), often shortened to hippo (pl.: hippos), further qualified as the common hippopotamus, Nile hippopotamus and river hippopotamus, is a large semiaquatic mammal native to sub-Saharan Africa. It is one of only two extant species in the family Hippopotamidae, the other being the pygmy hippopotamus (Choeropsis liberiensis or Hexaprotodon liberiensis). Its name comes from the Ancient Greek for "river horse" (ἱπποπόταμος).

Overview excerpt from Wikipedia contributors · Hippopotamus, under CC BY-SA 4.0. Excerpt may be shortened. Overview retrieved 2026-10-09.