Monarchs are usually seen in Michigan from late spring to early fall.

Every spring and fall, Oklahomans watch as the brightly patterned orange and black butterflies make a ... Keep up with the monarch migration, and upload your own spottings, at maps.journeynorth.org.

For thousands of years, millions of monarch butterflies have migrated from the northern U.S. and Canada to Mexico for the winter. But exactly how they know where to go is still a mystery.

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about one of Earth's fascinating flyers in Michigan.

Climate change and industrial agriculture have decimated the western monarch butterfly’s crucial food source, threatening the ...

By any measure, the revival of the bald eagle stands as one of the great environmental triumphs in conservation history. In ...

This week on 60 Minutes, correspondent Anderson Cooper reports on the migration of the monarch butterflies, an annual spectacle during which millions of butterflies begin their trek north from ...

Central New York is set to welcome a remarkable natural event this spring as millions of monarch butterflies begin their ...

The annual Monarch butterfly migration trough Oklahoma City has begun with areas in the Myriad Gardens and Scissortail Park providing plenty of nectar for their journey, Wednesday, Sept.