flying squirrel
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- any of a number of squirrels (esp. genus Glaucomys) with winglike folds of skin attached to the legs and body, which enable them to make long, gliding leaps
- flying phalanger
See flying squirrel in American Heritage Dictionary 4
noun Any of various nocturnal squirrels of the genera Pteromys, Petaurista, Glaucomys, and related genera, having membranes along each side of the body between the forelegs and hind legs that enable it to glide between trees.
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