Picture of Rodent Tracks

Tracks left in dust by (a) Norway Rat and )b) House Mouse

norway rat tracks Tracks left in dust by (a) Norway Rat and (b) House Mouse

The hind foot track of a rat will measure about 3/4 to 1 inch whereas the mouse's hind foot track will measure about 3/8 inch or less.

Rodents, especially rats leave "tail drag" marks between their foot tracks.