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Definition: Rocky Mountain goat from The Hutchinson Unabridged Encyclopedia with Atlas and Weather Guide

Species of ruminant that occurs in North America. It is intermediate in position between a goat and an antelope. It resembles a goat in size and has long white hair with woolly undercoat, black, hollow horns, compressed at the base, and short ears.

Classification The Rocky Mountain goat Oreamnos americanus is a member of the family Bovidae, order Artiodactyla.

Summary Article: Rocky Mountain goat
From The Columbia Encyclopedia

hoofed ruminant mammal, Oreamnos americanus, found in the high mountains of S Alaska, W Canada, and the extreme NW United States. Although it is not a true goat it belongs to the same family (cattle family) and is goatlike in appearance, with a bearded chin, long face, and sharp, black horns 9 to 12 in. (22–30 cm) long, curved slightly backward. The head is large and the neck short. The coat is long, thick, and pure white. The male is about 3 ft (90 cm) high at the massively humped shoulder and weighs up to 200 lb (90 kg). Rocky Mountain goats live in small herds on steep mountain sides and cliffs, feeding on the stunted vegetation above the timberline. They are extremely sure-footed and nimbly traverse precipitous slopes and ledges. Related to the Old World chamois, the Rocky Mountain goat is classified in the phylum Chordata, subphylum Vertebrata, class Mammalia, order Artiodactyla, family Bovidae.

The Columbia Encyclopedia, © Columbia University Press 2018