The Nyala bull is large, but slenderly built with a very narrow body. It has a white chevron between the eyes with 2-3 white spots on its cheek. The sides of its body has white stripes and there are 2-3 white spots on its thigh. The Nyala bull has a long mane of shaggy black hair under the neck continuing along its underside.
Nyala are almost exclusively browsers except when grass is young and green. They feed on fruits, pods, twigs and leaves.

Habitat is normally dense bush near water.