"pocket mouse." YourDictionary, n.d. Web. 20 October 2018. <http://www.yourdictionary.com/pocket-mouse>.
pocket mouse. (n.d.). Retrieved October 20th, 2018, from http://www.yourdictionary.com/pocket-mouse
Any of various small nocturnal burrowing rodents of the genera Perognathus and Chaetodipus, found from western North America to northern South America and having fur-lined external cheek pouches, small ears, and a long tail.