How see-through wings repel unwelcome water

日期:2019-03-08 14:11:02 作者:章拶 阅读:

The mystery of how butterflies with translucent wings stay dry has been solved by new high-resolution images – and the trick is bounciness. Butterfly wings are covered in a dense array of microscopic overlapping scales that give them their remarkable colours and also repel water. But the wings of some species have transparent or translucent panels where there are far fewer scales, with large gaps between them. As well as helping the insects recognise other members of their species,