To make these trails easier to see, shine a strong flashlight at a low angle across the dust. Gnaw marks with tiny, scratch-like tooth marks may be a sign of mice. A distinctive, musky odor may be present. House pets, such as cats and dogs, may become agitated because they hear rodents gnawing, digging, running and fighting. Relatively large ears for its size.
Eyes are small in proportion to the body.
Top and bottom of tail are the same color. Ears are large and will cover the eyes if bent forward. Eyes are large and prominent. Nose and muzzle are pointed. Tail is darker color on top, lighter color on bottom.