Siberian chipmunk. Widely distributed from China through East Asia, Mongolia, and Russia; in Japan the subspecies Ezo chipmunk inhabits Hokkaido. Total length about 18–25 cm, weight 50–150 g, characterized by five dark stripes. Found in coniferous and mixed forests and in open parks; they dig large burrows in the ground, store food, and hibernate (torpor). Diurnal and solitary, they breed in spring; conservation status: Least Concern.