Hippopotamus

Tom told Mary that he thought a hippopotamus could run at a speed of about 30 kilometers per hour.

The Council slaves whipped him with their hippopotamus hide whips.

Tom was trampled by a wild hippopotamus.

I saw a hippopotamus at the zoo.

A hippopotamus can bite a person in half, which is an uncommon ability for a guinea pig.

Some experts believe Fiona is the smallest hippo ever to survive. She weighed only 13 kilograms at birth. That is one-third the size of a normal, fully developed baby Nile hippopotamus.

Everyone was worried about Fiona during the first six months of her life. But by her first birthday, she had grown to 318 kilograms, a healthy weight for a hippopotamus that age.

A hippopotamus has huge tusks.

The hippopotamus is a semiaquatic, mostly herbivorous mammal.

The hippopotamus is the heaviest extant artiodactyl.

These were the first hippopotami that we had ever seen, and, to judge by their insatiable curiosity, I should judge that we were the first white men that they had ever seen.