Any one of several species of tailless rodents of the genus Ochotona (formerly Lagomys), resembling small rabbits, but with short ears alnd legs. They inhabit the high mountains of Asia and America. Called also calling hare, and crying hare and rock rabbit. See Chief hare.

Guinea-pig size, round ears; rocky slope dweller.

small short-eared burrowing mammal of rocky uplands of Asia and western North America

a small mammal about the size of a large hamster that lives in rocky slopes high in the mountains of western North America

The name pika (archaically spelled pica) is used for any member of the Ochotonidae, a family within the order of lagomorphs, which also includes the Leporidae (rabbits and hares). One genus, Ochotona, is recognised within the family, and it includes 30 species. Pikas are also called rock rabbits or coneys.