Wednesday, March 11, 2015

Chameleons change colour by shifting crystals around inside their skin cells

Chameleons rearrange crystals inside special skin cells to change their bright colours, new research has found.

The reptiles shift around the cells to change which wavelengths of light are reflected by their skin, Swiss researchers have found. They tune a complicated collection of tiny crystals that are in skin cells called iridophores to choose how they will appear.


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