They often have a brownish-black or dark gray color. Fresh or recent droppings will be black and may appear moist with a sheen on them. If you see mouse droppings that vary in color, meaning they ...

white-tipped tail identify the woodland jumping mouse. The 115-160 mm (4.5-6.3 in), sparsely-haired tail, grayish brown above, and white below accounts for two-thirds of the total length, 204-256 mm ...