Flying squirrels are a tribe of 50 species of squirrels in the family Sciuridae. Despite their name, they are not in fact capable of full flight in the same way as birds or bats, but they are able to
A northern flying squirrel (Glaucomys sabrinus) gliding
Southern flying squirrel (Glaucomys volans) skeleton at the NMNH. The styliform cartilage attached to the wrist supports the wing membrane.
A southern flying squirrel (Glaucomys volans) gliding
The spotted giant flying squirrel, also known as the lesser giant flying squirrel, is a species of rodent in the family Sciuridae. It is found in hill and mountain forests at altitudes of 200–4,000 m
A grey-headed giant flying squirrel (P. e. caniceps) above, but incorrectly showing the upperparts and tail as almost the same colour as the head (a gliding Bhutan giant flying squirrel below)
Otospermophilus Variegatus Grand Canyon