A furry membrane stretches from its wrists to its ankles. There could hardly be a more efficient way of travelling. The nest protects the young squirrels from the sub-zero temperature. It's time for the young squirrels to leave the shelter of the nest. The first climbs up the tree while the other watches. The higher up they go, the further they will glide. https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf