The beautiful patterns on butterfly wings are emerging as exceptional model systems that may reveal much about how the shapes, sizes and colors of specific organisms have evolved, a type of study ...

Amazonian Heliconius butterflies have a distinctive coloring, known as the “dennis red patch” and the “ray red streaks” on each side of the wing. These colors come from different genes that derived ...

Tropical butterflies adapt to their environment to improve their chances of survival. The changes are triggered by hormone signals that transmit information about temperature to the butterflies' ...

Many butterflies develop wing patterns that mimic other species to protect themselves from predators. While growing complex body parts like wings involves many genes, the difference between two ...