飛ひ膜まく

noun

patagium; flying membrane; gliding membrane

Zoological term for the skin membrane used by flying or gliding vertebrates, such as flying squirrels, bats, and colugos.

• ムササビは飛ひ膜まくを広ひろげて滑かっ空くうする。

  The Japanese giant flying squirrel spreads its patagium to glide.

• コウモリの飛ひ膜まくは薄うすくて丈じょう夫ぶだ。

  A bat's patagium is thin and strong.