minicover
They have a primitive body structure and are said to be the ancestors of the hippopotamus. They are found in forests and swamps, and although they tend to inhabit land more than hippopotamuses, they can also work skillfully in the water.
| Classification. | Even-toed ungulates (Hippopotamidae) |
|---|---|
| distribution | West Africa |
| length of an animal (sometimes including and sometimes excluding the tail) | 1.5～1.7ｍ |
| body weight (usu. one's own) | 160～250kg |