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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.
There are two living species of hippopotamid in two genera; the pygmy hippo, Choeropsis liberiensis of the forests of west Africa, and the common hippo, Hippopotamus amphibius. The term hippopotamus can also be applied to hippopotamids in general, although it is most frequently used for the common hippo and its respective genus.
Crocodiles are frequent targets of hippo aggression, probably because they often inhabit the same riparian habitats; crocodiles may be either aggressively displaced or killed by hippos. [86] In turn, very large Nile crocodiles have been observed preying occasionally on calves, "half-grown" hippos, and possibly also adult female hippos.
Hippos are native to Africa and live mainly in sub-Saharan regions. They are semi-aquatic mammals and spend much of their time in slow-moving bodies of water like swamps, lakes, estuaries ...
Alligators and crocodiles differ in some key ways, from their scales to teeth to snout shape and beyond. Watch the latest video from A-Z-Animals to discover fascinating facts about these two ...
Five subspecies of hippos have been described based on morphological differences in their skulls and geographical differences: [12]: 3 Great northern hippopotamus or Nile hippopotamus H. a. amphibius – (the nominate subspecies) which stretched from Egypt , where they are now extinct, south up the Nile River to Tanzania and Mozambique
A federal judge has given the U.S. Fish and Wildlife Service three more years to determine whether the common hippopotamus should be protected under the U.S. Endangered Species Act. Wild hippos ...
The hippopotamus often signifies chaos and evil in ancient Egypt, as the hippopotamus was believed to be the incarnation of the god Seth: the opponent of the good gods Osiris and Horus. Horus then avenged his father Osiris by killing Seth, who is incarnated as a hippopotamus. The king then takes the role of Horus whenever he kills the hippopotamus.