A flying squirrel munches a meal on terrafirma. These squirrels actually glide rather than fly, using the two long flaps of skin on their sides to catch the wind.

• 这是一只飞行在陆地上进食，实际上这些松鼠的飞行技能非常了得，他们用长长的皮瓣来控制风向达到滑翔的目的。