Welcome to the kaleidoscopic world of the butterfly wing. How do butterflies and ... looks like a gecko on tree trunks, which real geckos (a major predator of this species) would avoid. David says, ...

A vapour sensor based on an exact replica of the butterfly-scale design will most probably be unable to selectively quantify more than ten individual vapours from their mixture. A man-made ...

For four decades he has been collecting butterfly wings from ... works of art. With nothing more than tweezers, a razor, and some rubber cement, Andé carefully assembles the wing sections to ...