Chameleons shift color through active tuning of a lattice of nanocrystals within a thick layer of dermal cells called iridophores.
Northwestern's New Chameleon-Inspired Laser Changes Colors, Chicago News
How do chameleons change their color? How do they sense the exact color of the environment and how do they arrange the exact color? - Quora
How chameleons change colour - Issuu
How and why do chameleons change color?
A) Color variations and self-healing function of chameleon skin.
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Chameleon's Color Change SiOWfa16: Science in Our World: Certainty and Controversy
Chameleons show their true colours – Zoo Berlin
Shifting Crystals Change Chameleons' Color — Biological Strategy — AskNature
Chameleons change color by rearranging nanocrystals in skin
Photonic crystals cause active colour change in chameleons