Color change in animals is a response shaped by evolution. Each species has developed its own method and reason for this ...

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 ...

Chameleons, often thought to change colour solely for camouflage, primarily use this ability for communication and thermoregulation. Researchers discovered they manipulate microscopic crystals in ...

Blue sharks possess a secret hidden in their skin: a sophisticated arrangement of microscopic crystals and pigments that create their brilliant blue appearance — and may allow them to change color.

New research into the anatomy of blue sharks (Prionace glauca) reveals a unique nanostructure in their skin that produces their iconic blue colouration, but intriguingly, also suggests a potential ...

In some of the coldest parts of the world, a few animals go through a slow makeover every year. As snow starts covering the ground, their brown or grey coats gradually turn white. It's not for show.