Slender antelope (Tragelaphus angasi) of South Africa having a crest of hair along the back from head to tail and standing 3.5 ft (110 cm). The male, which has loosely spiraled horns and a long fringe on the throat and underparts, is dark brown with reddish brown on the lower legs, white on the face and neck, and vertical white stripes on the body. The female is reddish brown with more conspicuous striping. Nyalas live alone or in small groups in forests. The rare mountain nyala (T. buxtoni) of central Ethiopia is grayish brown.
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The male stands up to 3.5 feet (110 cm), the female is up to 3 feet tall. The male has loosely spiraled horns and a long fringe on throat and underparts; the female has no horns and no noticeable fringe. The male is dark brown, white on the face and neck, with vertical white stripes on the body. The female is reddish brown with clear striping.
The name "Nyala" is the Swahili name for this antelope. The Latin name comes from "tragos" (he-goat), "elaphos" (deer), and George Francis Angas, an English artist and naturalist.