Rock pocket mouse (Chaetodipus intermedius)
The pocket mouse, found in the deserts of the southwestern United States and Mexico, is medium-sized (~18 cm long, ~12-18 g in weight) and has nocturnal habits.
It usually lives in areas with rocky outcrops, where it burrows to evade its predators.
It feeds mainly on plant seeds.
Areas with rocky outcrops throughout Islas del Mar.