Crystal amaze: how a chameleon changes colour revealed, Animal behaviour

Altering the space between tiny crystals allows lizards to reflect a specific wavelength of light and camouflage themselves, study finds

Why Do Chameleons Change Their Colors?

Crystal amaze: how a chameleon changes colour revealed, Animal behaviour

How chameleons change colour :: Understanding Animal Research

Chameleon Colors Reflect Their Emotions

Photonic crystals cause active colour change in chameleons

Color-changing animals, explained

Why Can a Chameleon Change Color? - Answers and Facts

Chameleon - Wikipedia

Color Changing Revealeons Chameleons - A2Z Science & Learning Toy Store

How Do Chameleons Change Color?

Chameleons do more than change color – their bones glow in the dark