Blue wildebeest is placed in the family Bovidae, ruminant animals with cloven hooves. The generic name "Connochaetes" derives from the Greek words κόννος, kónnos, "beard", and χαίτη, khaítē, "flowing hair", "mane". The specific name "taurinus" originates from the Greek word "tauros", which means a bull or bullock. The common name "blue wildebeest" refers to the conspicuous, silvery-blue sheen of the coat, while the alternative name "gnu" originates from the name for these animals used by the Khokloi people, a native pastoralist people of southwestern Africa. Though the blue and black wildebeest are currently classified in the same genus, the latter was previously
Black wildebeest where it has become well established. The black wildebeest inhabits open plains, grasslands, and Karoo shrublands in both steep mountainous regions and lower undulating hills. The altitudes in these areas vary from . The herds are often migratory or nomadic, otherwise they may have regular home ranges of . Female herds roam in home ranges around in size. In the past, black wildebeest occurred in the highveld temperate grasslands during the dry winter season and the arid Karoo region during the rains. However, as a result of massive hunting of the animal for its hide, they vanished from their historical