Pine martens are nocturnal, mostly active during the night and at dusk.

Pine martens are nocturnal, mostly active during the night and at dusk.

Male pine martens cover more distance at night with further travel in the spring and summer than the autumn and winter.

Sources: (Schröepfer, Wiegand, & Hogrefe, 1997; Schwanz, 2000; Zalewski, Jedrzejewski, & Jedrzejewska, 1995)
Image: Steve Oliver