This winter, volunteers from the Xerces Society, a nonprofit environmental group, tallied just 9,119 western monarchs — a ...
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 number of monarch butterflies spending the winter in the western United States dropped dramatically this year even as ...
The natural phenomenon of the iconic monarch butterflies migrating south for the winter is a fascinating one - and it's one ...
Once, millions of monarchs wintered in California. But climate change, habitat loss, widespread pesticide use and disease ...
The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in ...
Habitat destruction ... particularly if the threats are not ameliorated.” The monarch butterfly was first petitioned to be listed under the federal Endangered Species Act in 2014, but that ...