Hippopotamus Hippopotamus The common hippopotamus ("Hippopotamus amphibius"), or hippo, is a large, mostly herbivorous, semiaquatic mammal native to sub-Saharan Africa, and one of only two extant species in the family Hippopotamidae, the other being the pygmy hippopotamus ("Choeropsis liberiensis" or "Hexaprotodon liberiensis"). The name comes from the ancient Greek for "river horse" (). After the elephant and rhinoceros, the common hippopotamus is the third-largest type of land mammal and the heaviest extant artiodactyl. Despite their physical resemblance to pigs and other terrestrial even-toed ungulates, the closest living relatives of the Hippopotamidae are cetaceans (whales, dolphins, porpoises, etc.) from which they diverged
Pygmy python Pygmy python The pygmy python ("Antaresia perthensis"), also known as the anthill python, is a species of snake found in Western Australia. Their common names refer to the fact that they are the smallest member of the family Pythonidae and are often found in termite mounds. The specific epithet is derived from the state capital, Perth, despite the fact that this place is not within the range of the species. No subspecies are currently recognized. Adults grow to about in length and have a weight near 210 grams. Neonates are about in length and about 4 grams in weight. After