| Another critically endangered species, the San Esteban Deermouse is known only from an island in the Gulf of California off the coast of Sonora, Mexico. Many small island-dwelling rodents had only the occasional owl to worry about until people brought cats to the islands.
Head and Body: 70-170 mm; Tail: 40-205 mm
15 to more than 110 g
Townsend, 1912. Bulletin of the American Museum of Natural History, 31:126.
Mammal Species of the World (opens in a new window).