| Black-tailed Deermice are found on the Pacific slopes of the Sierra Madre del Sur in Oaxaca, México. All Peromyscus deermice have long tails, brownish backs, and white underparts; detailed measurements and DNA analysis are used to tell them apart.
Also known as:
Head and Body: 70-170 mm; Tail: 40-205 mm
15 to more than 110 g
Osgood, W.H., 1909. North American Fauna, U.S. Fish and Wildlife Service. 28:215.
Mammal Species of the World