Monarch Watch is contributing to a comprehensive study of the Monarch butterfly migration by tracking butterflies with tiny ...

An annual count of monarch butterflies conducted by the United States and Mexico as the insects migrate back and forth over ...

Every March, millions of monarch butterflies begin a 3,000-mile migration from central Mexico to Canada, but no single butterfly finishes the journey. It takes three to four generations working in ...

Each year, monarch butterflies migrate between Canada and Mexico, a generational flight with deep environmental resonance.

Suitable milkweed habitat in Mexico may shift south, fracturing existing migration routes and possibly pushing some ...

From our collaborating partner Living on Earth, public radio’s environmental news magazine, an interview by host Steve Curwood with Dan Fagin, a journalism professor at New York University. The ...

Monarch butterflies have begun fluttering across Michigan after a migration that began in Mexico. The brightly colored insects have been reported in southeast Michigan, migration watchers say.

Monarch butterflies just scored a modest win in Mexico's forests. A new World Wildlife Fund Mexico survey finds that eastern monarchs occupied about 7.2 acres of oyamel fir forest this winter—up from ...

Mexico's monarch butterfly population jumped 64% in 2026, offering hope even as experts warn the species remains at risk of ...

Downtown Laredo is about to get a new splash of color with a monarch butterfly mural that pays tribute to one of nature’s ...

According to the Central Coast State Parks Association, the fence “helps ensure the monarch habitat remains protected and undisturbed." ...

A newly released survey of the eastern monarch’s 2025-26 winter population in Mexico showed a 64% increase over 2024-25.