An international team of scientists working with Heliconius butterflies in Panama was faced with a mystery: how do pairs of unrelated butterflies from Peru to Costa Rica evolve nearly the same ...

The colors and patterns of black swallowtails reveal the diversity of evolutionary dynamics acting on the sexes and the various life-history stages Six species of swallowtail butterflies occur locally ...

The Lab Next Door is a monthly column that highlights the scientists living, working and experimenting in the community.

A new study by researchers at the University of Chicago and the City College of New York has identified a unique, genetic “mimicry switch” that determines whether or not male and female Elymnias ...

A selective mating experiment by a curious butterfly breeder has led scientists to a deeper understanding of how butterfly wing color is created and evolves. A selective mating experiment by a curious ...

It seems that reproductive success and sexual dimorphisms for dorsal color and for vision are inexorably interdependent in ruddy copper butterflies In August it is a joy to revel in fields full of ...

Male butterflies seek out mates with the same wing color as they find them more attractive, reveals new research. Genetics, vision and neural processing are all linked to mating behavior in Heliconius ...

Six species of swallowtail butterflies occur locally, and they combine yellow, black, orange, blue and red in several diverse patterns that invariably catch the eye. We can marvel at them, but our ...