The all-time lowest population size in Pismo Beach was reported in 2020, when only 199 butterflies were counted at the ...

The latest count of western monarch butterfly populations is the third-lowest yet, after 2024 and 2020.

The Xerces Society has released new results from its annual Western Monarch Count, showing that monarch butterfly numbers remain low at overwintering sites across California, including Pismo Beach.

One of the world’s most iconic migrations is at risk, as rising temperatures alter the quality of vital flower nectar. View on euronews ...

I struggled to catch my breath, but it had nothing to do with the 10,000-foot altitude. All around me, millions of monarch ...

The Endangered Species Act is no help yet.

Pacific Grove is known as ‘Butterfly Town USA’ for its role as an overwintering spot. As the insect’s population plummets, residents are coming to its rescue ...

New York City veterinarians performed a wing transplant procedure on a monarch butterfly in a video that's since gone viral The butterfly's wing was repaired at the Sweetbriar Nature Center in ...

The most unsettling declines aren't sudden collapses but slow thinnings that force us to realize, too late, that ...