Distribution.—Forested parts of the state, exclusive of the Blue Mountains.
Remarks.—Porcupines are extremely rare west of the Cascades but are occasionally reported from as far west as the Olympic Peninsula.
Myocastor coypus (Molina) subsp?
Coypu, nutria
Mus coypus Molina, Sagg. Stor. Nat. Chili, p. 287, 1782.
Myocastor coypus Kerr, Anim. Kingd., p. 225, 1792.
Type locality.—Chile.
Description.—Size large, slightly smaller than a beaver; color rich, reddish brown; tail long, round; hind feet webbed for swimming.
Remarks.—The nutria, a native of South America, has been brought to the United States and raised commercially on "fur farms." The species has become established in the wild in several localities in western Washington and at the Colville Indian Reservation in northeastern Washington. For further details see [Larrison] (1943).