The study was one of several that assessed the effects of climate change on three species of butterflies whose populations are declining.
From 2003 to 2019, amateur butterfly enthusiast Harlan Radcliff spent his lunch breaks observing butterflies on the grounds ...
Migratory monarch butterflies entered the International Union of Conservation of Nature’s Red List of Threatened Species as ...
Butterfly Pavilion near Denver is partnering with the Government of Mexico to conserve the winter habitats of monarch ...
The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in the ...
Millions of western monarchs used to return to coastal California every year, but the population has plummeted in recent decades, and fewer than 2,000 butterflies were counted in California in 2020.