Neogale frenata
Tiny paired prints that dart in and out of every hole they pass.
0.5–1 in. Five toes, often faint. Classic 2x2 bounding pairs. Trail investigates every burrow and log. Turns white in winter in the north.
Fields, hedgerows, woodland, marsh edges. Most of North America.
Day or night
Mice, voles, chipmunks, eggs
A weasel can eat a third of its body weight a day.
Should I be concerned?
Harmless.