Butterfly conservatories provide a rare chance to see the colorful world of butterflies in their natural surroundings ...

They found that a "simple" neural change alters mating preferences in male butterflies. Study co-author Dr. Nicholas VanKuren, of the University of Chicago, said: "Heliconius are a group of tropical ...

Study co-author Dr. Nicholas VanKuren, of the University of Chicago, said: "Heliconius are a group of tropical butterflies known ... optic lobe and brain at different stages of development.