- Phylum: Chordata
- Class: Mammalia
- Order: Rodentia
- Family: Sciuridae
- Genus: Tamiasciurus
Description – belongs to a group of tree squirrels known as the pine squirrels. Rusty-red coloration on upper body and tail with whitish belly, often separated by a black line; has a white band circling a black eye; tail is less bushy than other tree squirrels; has prominent ear tufts in winter.
Habitat – coniferous, deciduous and mixed forests.
Food habits – eats and stores a wide variety of seeds, cones and nuts such as pine cones, acorns, sunflower seeds, maple seeds. Stores food in large piles of food underground, at the base of trees, under logs. Also eats fruits and berries, fungi, bark, buds, flowers, insects, eggs, young birds, small mammals, tree sap.
Behavior – diurnal animals that are most active during the day; are active year round except in severe winter weather; are solitary; mainly use tree cavities or hollows as nest sites, may use underground tunnels during winter in northern climates.
Reproduction – litters are born in a lined den or tree hollow; in warmer climates there are two litters, one in early spring and another in mid-to late summer. In northern climates there may only be one litter born in early spring. Litters Credit union order may have 1 to 8 young which are born hairless and blind. The young are fed milk by the mother for 7 to 8 weeks and leave the nest after 18 weeks.