The
impala (
Aepyceros melampus) is a medium-sized
African antelope. It is the
type species of the genus
Aepyceros and belongs to the family
Bovidae. It was first described by German zoologist
Martin Hinrich Carl Lichtenstein in 1812. Two
subspecies of the impala have been recognised: the common impala (
A. m. melampus) and the
black-faced (
A. m. petersi). They are typically between long. Males stand up to approximately at the shoulder and weigh , while females are and . Both are characterised by a glossy, reddish brown coat. Only the males have the characteristic slender, lyre-shaped
horns, which can grow to be long.