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Hippopotamus skull, showing the large canines and incisors used for fighting. The hippopotamus is a megaherbivore and is exceeded in size among land animals only by elephants and some rhinoceros species. The mean adult weight is around 1,480 kg (3,260 lb) for bulls and 1,365 kg (3,009 lb) for cows.
But beyond their sheer size and incredible speed, hippos also have sharp, 20-inch-long teeth. Their massive jaws can open up to 180 degrees, and they can bite down with a force three times greater ...
A male pygmy hippopotamus is known as a bull, a female as a cow, and a baby as a calf. A group of hippopotami is known as a herd or a bloat. [6] The pygmy hippopotamus is a member of the family Hippopotamidae where it is classified as a member of the genus Choeropsis ("resembling a hog"). Members of Hippopotamidae are sometimes known as ...
The Great Hippocampus Question was a 19th-century scientific controversy about the anatomy of ape and human uniqueness. The dispute between Thomas Henry Huxley and Richard Owen became central to the scientific debate on human evolution that followed Charles Darwin's publication of On the Origin of Species.
In comparison to modern Hippopotamus amphibius, the skull is more slender and elongate, but with a shorter neurocranium. [5] Hippopotamus antiquus has been suggested to have been more aquatically adapted than Hippopotamus amphibius, with the skull having more elevated eyesockets and the feet having shorter metapodial bones than H. amphibius.
A star is born. Moo Deng the baby pigmy hippo has become an overnight sensation at the Thai zoo where she was born, thanks to massive social media exposure — but now officials are begging ...
The word "hippopotamus" is derived from the ancient Greek ἱπποπόταμος, hippopotamos, from ἵππος, hippos, "horse", and ποταμός, potamos, "river", meaning "horse of the river". [ 4 ] [ 5 ] [ 6 ] In English, the plural is hippopotamuses, but "hippopotami" is also used; [ 7 ] "hippos" can be used as a short plural.
Hippopotamus gorgops is an extinct species of the genus Hippopotamus known from remains found in Northern Africa, Eastern Africa, and the Levant. One of the largest hippopotamus species, it first appeared during the late Pliocene - Early Pleistocene , and became extinct during the early Middle Pleistocene .