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North American Animals - mamals, birds, reptiles, insects

 Western Gray Squirrel (Sciurus griseus)




Western Gray Squirrel | Sciurus griseus photo
Western Gray Squirrel

Photograph by Alan And Elaine Wilson. Some rights reserved.  (view image details)

WESTERN GRAY SQUIRREL FACTS

Description
The Western Gray Squirrel is silver grey above and white on the underside. It has a long bushy silver grey tail, that may have some black. It has large ears without tufts. It sheds its fur during late spring and also in early fall. Western Gray Squirrels live in tree hollows, or build nests called dreys. The nest is made of sticks and lined with moss or other soft materials.

Size
Total length including tail: 45cm - 60cm. Weight: 350g to 950g.

Environment
woodlands and coniferous forests

Food
pine cones, nuts, acorns. Also eats some berries, fungus, bark, sap, insects.

Breeding
A litter of three to five young are born after a gestation period of about 43 days. Young are born pink with no hair, and their eyes and ears are closed, and are weaned after about 10 weeks.

Range
The Western Gray Squirrel is found in the west coast of the United States in Washington, Oregon, California, part of Nevada.

Classification
Class:Mammalia
Order:Rodentia
Family:Sciuridae
Genus:Sciurus
Species:griseus
Common Name:Western Gray Squirrel


Relatives in same Genus
  Abert's Squirrel (S. aberti)
  Eastern Gray Squirrel (S. carolinensis)
  Eastern Fox Squirrel (S. niger)