WILDEBEEST vs CROCODRILE vs HIPPOPOTAMUS

The wildebeest, also called the gnu, is an antelope in the genus Connochaetes native to Eastern and Southern Africa. It belongs to the family Bovidae, which includes antelopes, cattle, goats, sheep, and other even-toed horned ungulates
Crocodiles or true crocodiles are large semiaquatic reptiles that live throughout the tropics in Africa, Asia, the Americas, and Australia. Crocodylinae, all of whose members are considered true crocodiles, is classified as a biological subfamily.
The hippopotamus also called the hippo, common hippopotamus or river hippopotamus, is a large, mostly herbivorous, semiaquatic mammal and ungulate native to sub-Saharan Africa. It is one of only two extant species in the family Hippopotamidae, the other being the pygmy hippopotamus.