Every fall, monarchs travel thousands of miles from the northern U.S. and Canada to their overwintering grounds, passing ...

Cooling weather and changing winds are helping monarch butterflies begin an extraordinary journey of up to 3,000 miles.

Monarch butterflies are at the beginning of an incredibly long migration south to overwinter. Here's where you could see them.

An orange-and-black wave is moving south across North America as monarch butterflies embark on one of nature's most remarkable migrations.

As the cooler temperatures continue to take hold of Siouxland, monarch butterflies will soon start their journey down south. But before they do, one organization is trying to tag them.

Every fall, a generation of monarch butterflies embarks on a journey spanning thousands of miles to a place they have never ...

Butterfly benefactors gathered Thursday afternoon in southern Oregon’s Blue Heron Park to watch young western monarchs fitted with micro-transmitters fly away. Supporters of Southern Oregon Monarch ...

This surgery was a total metamorphosis! An injured monarch butterfly with a ripped-off wing is able to fly again thanks to a first-of-its kind transplant at a nature preserve on Long Island. The ...

Arizona's most colorful insects are butterflies. The ultimate guide, from when they're most active and why they seem to ...

A day of conservation and family fun is scheduled to take place at the Chickasaw Cultural Center Saturday, Sept. 12, during ...

Add Yahoo as a preferred source to see more of our stories on Google. A closeup of a black and orange monarch butterfly on the sunlit zinnia flowers blurred background© Wirestock Creators/Shutterstock ...