Assertion: squirrel's leg | /r/HasProperty | back
Facets:
Source sentences:
text: Flying squirrels have a furry, stretchy membrane that stretches between their front and back legs.
text: Flying squirrel has special skin flaps between his front and back legs that makes it possible for him to leap and take great glides from one tree to another.
text: But flying squirrels are able to glide more than 150 feet at a time thanks to the flaps of skin stretching along their sides between their front and back legs.
text: They have a special membrane between their front and back legs that allows them to glide through the air between trees.