Domesticated yaks (Bos Grunniens or the grunting ox) are thought to have been domesticated by Qiang herdsmen on the Tibetan (Qinghai) Plateau around 4,500 years ago. The Tibetan culture of the Himalayan Plateau is intertwined with yak just as Native American Plains Indian culture is intertwined with the American Bison.
Zebras are a keystone species in the Kalahari; they are a source of food both for predators such as lions and for scavengers such as brown hyenas and whitebacked vultures. Shown here are birds surveying an injured animal on the Makgadikgadi grasslands. (Adrian Bailey).
The mountain zebra has two subspecies: Hartmann's and the Cape mountain zebra. These species mostly live in southern Africa, particularly Namibia and western South Africa. Compared to Burchell's and Grevy's zebra, this species prefers mountainous areas.urchell's Zebra. As is typical in the sciences, two species of zebra are named after the scientists who discovered and identified them. Burchell's zebra, which also is referred to as the plains zebra, is the most numerous of the three species.