Not subspecies, but a colour variant of the Impala.
*Medium-sized, lightly built antelope *Coat is shiny, uniform black/brown on the back and around the neck, passing through on the flanks and outer leg surfaces.
It is a mixed forager, whose diet consists of grasses, forbs, monocots, dicots and foliage. It switches between grazing and browsing depending on the season and habitat. Water is an essential requirement.
The impala inhabits savanna grasslands and woodlands close to water sources.