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Hippopotamidae is a family of stout, naked-skinned, and semiaquatic artiodactyl mammals, possessing three-chambered stomachs and walking on four toes on each foot. While they resemble pigs physiologically, their closest living relatives are the cetaceans. They are sometimes referred to as hippopotamids .
- Hippopotamus - Wikipedia
The modern hippopotamus and the pygmy hippopotamus are the...
- Hippopotamus - Simple English Wikipedia, the free encyclopedia
The hippopotamus ( Hippopotamus amphibius ), or hippo,...
- Hippopotamus (genus) - Wikipedia
Hippopotamus is a genus of artiodactyl mammals consisting of...
- Hippopotamus - Wikipedia
The modern hippopotamus and the pygmy hippopotamus are the only living members of the family Hippopotamidae. Some taxonomists place hippos and anthracotheres in the superfamily Anthracotheroidea. Hippopotamidae are classified along with other even-toed ungulates in the order Artiodactyla .
The hippopotamus ( Hippopotamus amphibius ), or hippo, ancient Greek for "river horse" ( Ιπποπόταμος ), is a large mammal from Africa that usually eats plants. It is one of only two species in the family Hippopotamidae that are still alive. The other is the pygmy hippopotamus .
Nov 28, 2015 · The oldest fossil hippos of modern sort (that is, of the clade Hippopotaminae within Hippopotamidae) are from the Upper Miocene of eastern Africa. More archaic hippos that are outside the crown...
hippopotamus, Huge amphibious African mammal ( Hippopotamus amphibius ). Once found throughout sub-Saharan Africa, it is now restricted to parts of eastern and southeastern Africa. It has a barrel-shaped body, an enormous mouth, short legs, and four toes on each foot.
Hippopotamus is a genus of artiodactyl mammals consisting of one extant species, Hippopotamus amphibius, the river hippopotamus (or simply the hippopotamus), and several extinct species from both recent and prehistoric times.
Their nostrils and eyes sit on top of their skulls, so that they are out of the water when the animal lies submerged with its head barely breaking the surface. Their tails are short and tufted. The skull of hippos is relatively large and elongated, and the braincase is small. The orbits are high up on the skull.
