Picture of Rodent Tracks
Tracks left in dust by (a) Norway Rat and )b) House Mouse
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.