Nature is full of extraordinary survival techniques, but few are as fascinating as the ability to change colour instantly. Several animals across oceans, forests and deserts can alter their appearance ...

A lion cub's spots, a flamingo's gray feathers, a bald eagle's dull brown plumage: some of nature's most iconic animals start ...

Animals sculpt the optical properties of their tissues at the nanoscale to give themselves “structural colors.” New work is piecing together how they do it. Peacocks, panther chameleons, scarlet ...

A new paper from the University of Melbourne reveals how animals use beautiful but unreliable iridescent colours as communication signals. Special adaptations enable animals to control how these ...