Climate warming reduces nectar quality in flowers, leaving migrating monarch butterflies with less energy to survive winter.

Following the shorelines of the Great Lakes, monarch butterflies are gradually leaving Michigan as their instincts take them south. Millions of monarchs migrate from Mexico and the Gulf Coast each ...

SPRINGFIELD, Mo. — The end of summer and the beginning of fall is a unique time in Missouri when we see more pollinators as they migrate south before it gets cold. One of those pollinators is the ...

Monarch butterflies have always been remarkably resilient. Every fall, these delicate orange-and-black travelers set out on a journey so improbable it borders on myth, flying some three thousand ...

Monarch butterflies are returning to Michigan for the summer after migrating from Mexico. Michiganders can support monarch butterflies by planting milkweed, tracking sightings, and donating to ...

Hummingbirds aren't the only spring-time animals on the move across Georgia. Sightings of monarch butterflies have been seen predominantly near southern cities like Savannah and St. Mary's, according ...

I struggled to catch my breath, but it had nothing to do with the 10,000-foot altitude. All around me, millions of monarch ...

After years of worry about declining populations, monarch butterflies could be making a comeback across North America. The year started out well for the eastern monarchs. The NRDC cites a count of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — This spring, be on the ...