The males appear of a dark color, the females of yellowish brown.

There is not such a complete separation of the sexes among them as among elephants.

They spend most of their time in the water, lolling about in a listless, dreamy manner.
When they come out of the river by night, they crop off the soft succulent grasses very neatly.

When they blow, they puff up the water about three feet high..