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

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

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

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

Recent research has focused on understanding the dynamics of these threats and exploring conservation strategies to support monarch populations across North America. One of the critical areas of ...

The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in ...

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

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

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

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

A pilot program established in 2021 to help pollinators in Utah has enjoyed success and is helping residents, communities and ...

Scientists are grappling with a stark population decline of the western monarch butterfly after the species’ numbers hit a ...