Chameleons are the most famous color-changing animals, but there are plenty of other animals that possess this talent.

How Animals Change Color The chameleon is only one of many creatures that possess special cells for this purpose. Notable among the others: the catfish, the flounder, the tree toad, the squid and man ...

Colour change in animals can occur over different timescales and aids communication and camouflage. Direct evidence of the associated energetic costs has been lacking, but now an experimental ...

One of the most majestic birds in the animal kingdom, the scarlet macaw is drenched in hues of red, yellow, and Tuscan blue.

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The animal's eyes change from a golden colour to a deep blue as summer fades to winter, helping it to see in dramatically different light levels. The part that changes colour is called the tapetum ...