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For centuries, the dazzling colours and intricate wing designs of butterflies have fascinated people. These insects have an incredible variety of markings, from the bright warning patterns of tropical ...

The transformation from caterpillar to butterfly usually happens quietly, inside a firm opaque husk that protects the pupa as it slowly forms its showy wings. Back in 2015, at a summer course in Woods ...

Butterfly wings get their color in ways that almost feel impossible. Up close, each wing is made of countless tiny scales that either hold pigment or manipulate light. The oranges, reds, and browns ...

Engineers have continuously observed scales growing and assembling on a butterfly wing for the first time as the developing insect transforms inside its chrysalis. If you brush against the wings of a ...