Entomologist Jessica Duffy will discuss two rare butterfly species, the Veined White and the West Virginia White, at the ...

Two Rare Pierid Butterflies of the Berkshires and Combined Threats” at the Berkshire Green Drinks meeting on Wednesday, March 12. The ...

Half of the lepidoptera species have disappeared from various regions in Spain and Europe, while in the United States, nearly ...

America’s butterflies are disappearing because of insecticides, climate change and habitat loss, with the number of the winged beauties down 22% since 2000, a new study ...

I finally address a gap in my knowledge: butterflies. To do this, I'm using a field guide to try to find what has gone ...

A new study finds butterfly populations in the US have dropped 22% since 2000 due to pesticides, habitat loss, and climate ...

From 2000 to 2020, the number of butterflies fell by 22% across the continental United States. That’s 1 in 5 butterflies lost. The findings are from an analysis just published in the journal Science ...

Butterfly populations in the US shrank by more than a fifth within the space of two decades, according to a new study.

Total butterfly abundance — the total individuals of a species within a given area — plummeted by 22 percent between 2000 and 2020, according to the study, published Thursday in Science.

Glassberg, who has been surveying the area for more than four decades, has witnessed about 10 species vanish. Among the lost is the ghostly white butterfly called Acadian hairstreak, which he ...