Wall brown butterflies adapt quickly through evolution as the climate warms and they shift northward. They grow faster and ...

As the climate warms, many species are shifting northward into areas that were previously too cold for them. A study, ...

Butterfly wings often have a layer of pigment that gives them a base color. But it's the light-bending chitin structures anchored on top that create an extraordinary range of bright colors, which ...

Take the blue moon butterfly (Hypolimnas bolina).In 2001, Emily Dyson and Greg Hurst were studying this stunningly beautiful insect on the Samoan islands of Savaii and Upolu when they noticed ...

Delias sambawana, a butterfly that hails from Indonesia, at the Florida Museum of Natural History. Florida Museum photo by Kristen Grace and phylogeny by Hillis, Zwickl, and Gutell When Akito ...

Researchers from the National Centre of Biological Sciences (NCBS) have found that butterflies that have evolved to make use of mimicry evolve faster than the species that don’t make use of mimicry.