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

This year the organization counted 9,119 monarchs, the second-lowest total since tracking began in 1997. The organization has ...

Monarch butterflies in the western U.S. have dropped to just 9,119 this year. In 2023, the count was 233,394, meaning a 96% decline.

The results of the 28 annual mid-season Western Monarch Count have been released: only 9,119 of the butterflies were counted ...

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

Thogmartin and other researchers have evaluated more than 200 scenarios for restoring greater than 1.3 billion stems of ...

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

In 2023, more than 16,000 butterflies were counted at one local grove. The most recent count was a tiny fraction of that.

A public comment period on the proposed inclusion will close on March 12 of this year and federal protections could make a difference for the iconic insect. "The western monarch butterfly is one ...

Overwintering populations of monarch butterflies in California have reached a near all-time low since records began, conservationists announced on Thursday. The ...

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

On Thursday, invertebrate conservation group the Xerxes Society released the results of their 28th annual Western Monarch ...