The natural phenomenon of the iconic monarch butterflies migrating south for the winter is a fascinating one - and it's one ...

The number of monarch butterflies in California is in sharp decline this year. This is the second-lowest population recording ...

Once, millions of monarchs wintered in California. But climate change, habitat loss, widespread pesticide use and disease ...

This winter, volunteers from the Xerces Society, a nonprofit environmental group, tallied just 9,119 western monarchs — a ...

The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in ...

Fred & Dorothy Fichter Butterflies Are Blooming exhibition at Frederik Meijer Gardens and Sculpture Park is returning for its ...

The U.S. Fish and Wildlife Service is taking steps to list monarch butterflies as threatened species and designate seven ...

We know small populations are especially vulnerable to environmental fluctuations, and we think that’s what happened this ...

Hundreds of volunteers and partners participated in the 28th annual Western Monarch Count by attempting to identify all of ...

The Western population of the monarch butterfly hit a near-record low with fewer than 10,000 found living in California this ...

The Western population of the monarch butterfly has reached the second-lowest level recorded since tracking began nearly ...