mountain beaver

mountain beaver

noun
a small, burrowing rodent, Aplodontia rufa, of the Pacific coastal region of North America, considered the most primitive living rodent.
Also called sewellel.


Origin:
1880–85, Americanism

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To mountain beaver
Encyclopedia Britannica
Encyclopedia

mountain beaver

a muskrat-sized burrowing rodent found only in the Pacific Northwest of North America. Unlike the American and Eurasian beavers (genus Castor), the mountain beaver has an extremely short tail and is less than a half metre (1.6 feet) in length; weight is less than 2 kg (4.4 pounds)

Learn more about mountain beaver with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;