He attributed their sightings to the irregular immigrations of this species. Before the large scale destruction of the eastern deciduous forests, gray squirrels were famous for their mass immigrations ...

A gray squirrel just stuffing its cheeks ... for sharing one of our favorite funny squirrel pictures. Learn what to feed ...

OLYMPIA, Wash.— The Washington Fish and Wildlife Commission today voted to uplist western gray squirrels from threatened to endangered under the state’s endangered species act. Population estimates ...

In the United Kingdom, gray squirrels are an exotic species, first introduced in the 1870s. While the gray squirrel population has grown to an estimated 2.7 million, native red squirrels have declined ...

There are about 50 species of flying squirrels ranging across most of North America down into Central America, and stretching from Southeast and Northern Asia into Siberia and Scandinavia.

This specimen, weighing approximately 3 lbs (1.4 kg), is three times heavier than modern gray squirrels. The genus ...