As nouns the difference between hippopotamus and anthracothere

is that hippopotamus is a large, semi-aquatic, herbivorous (plant-eating) African mammal (species: Hippopotamus amphibius) that spends most of the day living in water, but comes on to land at night to feed. Of all living land animals, only the rhinoceros and elephant are larger while anthracothere is any of several extinct artiodactyl ungulates, of the family Anthracotheriidae, related to the hippopotamus.