The American pika (Ochotona princeps), a diurnal species of pika, is found in the mountains of western North America, usually in boulder fields at or above the tree line. They are herbivorous, smaller relatives of rabbits and hares.
The American pika, known in the 19th century as the "little chief hare",Mearns, B & R. John Kirk Townsend: Collector of Audubon’s Western Birds and Mammals. . Retrieved from on 2009-10-06. They usually weigh about 170 grams (6 ounces). Body size can vary among populations. In populations with sexual dimorphism, males are slightly larger than females.
The American pika is intermediate in size among pikas. The hind legs of the pika do not seem to be much longer than its front legs and its hind feet are relatively short when compared to most other lagomorphs. The ears are moderately large and sub-orbicular and are hairs on both surfaces and are normally dark with white margins. The pika has a tail that is "buried" and is longer relative to... Read More