This volunteer-led movement brings nature home to neighbourhoods, one butterfly-friendly garden at a time. From inception to 2024, the foundation trained 1,800 Butterflyway Rangers in hundreds of ...

The researchers behind the Science study used data from more than 12.6 million butterflies spanning 342 individual species, drawing from ... revealed that 33% of butterfly species have experienced ...

SANTA BARBARA COUNTY, Calif. – Butterfly populations across the United States are declining, a trend reflected in the Western monarch butterfly population along the California Coast. A study ...

US butterfly populations have declined by 22% since 2000, with 114 species showing significant drops. A study published in Science found insecticides, climate change, and habitat loss are driving ...

The Karner blue is an example. It’s a small, endangered butterfly that depends on oak savannas and pine barren ecosystems. These habitats are uncommon and require management, especially ...

Over the past 20 years the U.S. butterfly population has declined 22%, a dramatic loss that has scientists concerned. "The easy number to think about is the total number of butterflies in your yard.

Still, researchers didn’t have enough data to include some of the most imperiled butterfly species, which probably experienced some of the steepest declines. And the data was quite likely biased ...