This butterfly isn’t actually blue. Its wings only appear blue because of the way light interacts with microscopic structures on their surface. Nature’s own opt

This butterfly isn’t actually blue. Its wings only appear blue because of the way light interacts with microscopic structures on their surface. Nature’s own optical illusion [▻](https://video.twimg.com/amplify_video/2099932980529475584/vid/avc1/480x852/ikEuPTbVC8I3Xfe-.mp4)