Both moths and butterflies have patterned wings, but the latter also developed brightly colored wings. These colors are codes—to other butterflies, they might signal sex and mating status ...

Butterflies might get all the credit for being the pretty ones, but moths can definitely share the spotlight. Some of these creatures have wings that shimmer, colors that rival gemstones ...

In the former study, Ilik Saccheri of the University of Liverpool, U.K., and colleagues crossed light- and dark-color moths and mapped their genetic differences. From a genetic sequence of 400,000 ...