Hippopotamidae

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Hippopotamidae
Temporal range: 16–0 Ma
Early Miocene-Holocene
Hippo pod edit.jpg
Common hippopotamus
Choeropsis.jpg
Pygmy hippopotamus
Scienteefic clessification e
Kinrick: Animalia
Phylum: Chordata
Cless: Mammalia
Order: Artiodactyla
Suborder: Whippomorpha
Faimily: Hippopotamidae
Gray, 1821
Subtaxa

Trilobophorous Geze, 1985

Hippopotaminae Gray, 1821

†Kenyapotaminae Pickford, 1983

Hippopotamuses are stout, nakit-skinned, an amphibious artiodactyl members (an the anly livin members) o the faimily Hippopotamidae possessin three-chambered painchs an walkin on fower taes on each fit. While thay resemmle pigs pheesiologically an are pseudoruminants lik caumels, thair closest livin relatives are actually the cetaceans (whauls an dowphins).

Thare are twa livin species o hippopotamus in twa genera; the pygmy hippo, Choeropsis liberiensis o the forests o wast Africae, an the common hippo, Hippopotamus amphibius.