How the Glasswing Butterfly Flutters (Almost) Invisibly
At first glance, it might seem like something’s missing. The glasswing butterfly (Greta oto) gets its common name from its transparent wings, which can make it almost invisible in flight.
At first glance, it might seem like something’s missing. The glasswing butterfly (Greta oto) gets its common name from its transparent wings, which can make it almost invisible in flight.