The monarch butterfly is a beautiful and colorful creature, but it takes time to reach this stage of its adult life.

“It’s very much a race against time,” he says. That’s because the approximately 200 blue morpho butterflies inside are in their chrysalis stage and only a couple of days from emerging. In the meantime ...

On the 25th anniversary of the project that brought the large blue butterfly back from near extinction in the United Kingdom, ecologists are for the first time publishing the decades of research ...

“Looks like an old one,” Diaz said, pointing out the tattered edges lacing the butterfly’s wings. In the life of a Fender’s blue, “old” means just nine or 10 days.

The Reakirt’s Blue (Echinargus isola) is arguably the most common of the five species of the “Black-eyed Blues” tribe, and it undeniably has the largest permanent range of the five in Texas.

To understand the butterfly's attraction to Wilton and this preserve, one must look back to the last Ice Age, about 15,000 years ago. That’s when a glacier, that once enveloped the town, started ...

New Hampshire Fish and Game biologist Heidi Holman unzips one of several small mesh cubes inside the makeshift greenhouse at the state's butterfly breeding lab. "There are 500 chrysalises in all ...

New Butterfly Research Takes Wing In N.H.'s Karner Blue Pine Barrens 04:23 June 17, 2019 Annie Ropeik, New Hampshire Public Radio ...