A small (0.5 -0.75 ounces) mammal
Range is throughout the United States
Not native to the United States
Uniformly grayish, large ears, and hairless tail measuring up to 4 inches long. (Note: native mouse species are typically bi-colored; darker fur on the back and lighter fur on the underside)
Habitat includes inside houses and other buildings
Herbivore and insectivore, eating seeds, fruit, nuts, vegetation, and insects
