“Rainbow” weevil could hold the secret to generating nature’s colors in the lab

Enlarge / The colorful spots of a rainbow weevil (left) as seen through a bright-field light microscope (right) (credit: Bodo D. Wilts)

There are many insects that boast one or two bright colors on their cells. But the so-called "rainbow weevil" is unique because it has many different colored spots. Now researchers from Yale-NUS College and the University of Fribourg in Switzerland have discovered the mechanism behind this rainbow effect, and it is very like the way that squid or...

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