Butterfly Wing Optics Smithsonian Science Education Center

A Morpho butterfly looks like this. Emanuela Carratoni/iStock/Thinkstock

Butterfly wing color made of pigmented liquid - ScienceDirect

How Animals Hacked The Rainbow And Got Stumped On Blue : Shots - Health News : NPR

Butterfly wings hold clues to evolutionary adaptation

Drab butterfly reveals its hidden colours – Physics World

Scientific Image - Blue Morpho Butterfly Wing

Peeking into a chrysalis, videos reveal growth of butterfly wing scales, MIT News

Butterflies and Beyond Smithsonian National Museum of Natural History

Structural color in Junonia butterflies evolves by tuning scale lamina thickness

STEMVisions Blog, Page 2

Cost-Effective picture of a butterfly

Morpho Butterfly Insect Facts A-Z Animals, 47% OFF

Scientists Edit Butterfly Wing Spots and Stripes