Some creatures can't pick sides, like this half-male, half-female leopard lacewing butterfly. Dual-sex animals like this one, called gynandromorphs, are also found in birds and crustaceans. This ...

The most beautiful butterflies in the world: People have been interested in butterflies for hundreds of years because of their bright colors and complicated wing patterns. But the prettiest ...

Researchers probe the genetic logic underlying eyespot development on butterfly wings, identifying the origin of a beautiful and useful novel complex trait. For the Michigan Tech biologist on the team ...

THIS may look like the folds of a snake but don’t be fooled — it is actually an extreme close-up of a monarch butterfly wing. To capture the entire wing, California-based photographer Chris Perani ...

New time-lapse images of the beautiful Butterfly Nebula come closer to explaining its spectacular strangeness. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Of the two forms of this species, the summer form (seen here) is a candidate for the most beautiful of our local butterflies. Credit: PHOTO BY BILL DANIELSON As we begin the month of July, we find ...

Discover the world's most stunning butterflies, ranked by beauty, including the Blue Morpho and Glasswing. They are known for their unique features, such as iridescent wings and transparent camouflage ...