The gray squirrel’s appearance differs seasonally. The yellowish brown summer coat becomes thicker and gray in winter, the pelage of some individuals strikingly silver-gray. Underparts and eye-rings ...

A furred membrane (patagium) extending between the wrists of the front feet and the ankles of the hind feet distinguish both species of flying squirrels inhabiting the Adirondacks. Flying squirrels ...

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.