Newly released data shows that the number of monarch butterflies migrating to California this winter is near-record low. "We ...

A winter count of visiting monarch butterflies found a steep drop from previous years, which has scientists worried about the ...

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

The number of monarch butterflies spending winter in the western U.S. dropped dramatically this year, despite moves to extend ...

Just over 9,000 monarchs were counted in California last winter, the second lowest ever since the annual count began in 1997 ...

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

Shutterstock Explore California’s Ecological Wonders California sits along major animal migration paths and has many ...

California and other West states ... the U.S. Fish and Wildlife Service proposed to list the monarch butterfly as a threatened species under the U.S. Endangered Species Act.

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

The count of 9,119 butterflies this winter is a sharp decline from 200,000 reported in the past three years, but slightly up from 2,000 monarch reported in 2020.