Their name in ancient Greek translates to " river horse" yet modern science linked the animals to pigs.

The explosive balls had both flown true to the mark, invariably a fatal one in the case of the river horse.

This he had already done, and he had exchanged a river horse, worth twenty dollars, for a terrestrial horse, worth twenty piastres.

He threw coils of the rope about the short legs of the " river horse" and down went the hippopotamus with a thud.

From the ivory of a river horse's tooth I had endeavoured to carve me a representative of Nais as last I had seen her.

The children gave a great shout and woke up the river horses, as they called them.

Now we could trace the marks of horsemen on the plain; and as we travelled up the river horses and cattle appeared on both banks.