See what Baltimore checkerspot butterflies and caterpillars look like. Plus, learn which host plants you should grow to ...

A study compiled data from more than 76,000 butterfly surveys across the continental U.S. The declines seen in the last 20 ...

"The ability to work with these data comes from thousands and thousands of volunteers out walking, counting and identifying butterflies," Schultz said. Daily headlines, straight to your inboxRead ...

We have more data on butterflies because they're so easy to count. "They're really easy to identify on the wing," Edwards said. "I've done wasp studies where you have to catch them and take them ...

New research shows butterfly populations have fallen dramatically over the past two decades, but there’s a lot you can do to help these fluttering flower-lovers, even if all you’ve got is a ...

The causes involve more than just habitat loss, but there are steps you can take to help save these delicate creatures ...

A study involving a Binghamton University assistant professor reported a significant decline in the country's butterflies ...

The chief causes of the decline include habitat destruction, drier and hotter climate due to climate change and insecticide use.