Hippos are primarily herbivorous, but they have been observed to engage in omnivorous behavior. Hippos are the third largest living land mammal. Hippos, residing in East and sub-Saharan Africa, cannot ...

Add Yahoo as a preferred source to see more of our stories on Google. The hippopotamus, also known as a hippo, is a massive amphibious mammal that spends most of its time near "lakes, pools, mudholes, ...