Because it tends to stay cool and wet, Western Washington is not a butterfly haven, lepidopterist Dr. Robert Michael Pyle said. “They are cold-blooded insects. They depend on the warmth of the sun to ...

A "Butterfly Emergency" has highlighted the need for wildlife-friendly gardens ahead of this summer's Big Butterfly Count. The Butterfly Conservation Society's annual event will take place from Friday ...

The annual Big Butterfly Count is back for another year, taking place from Friday 18 July to Sunday 10 August 2025. But what is it, and how can we get involved? Here’s what you need to know.

Scientists found “large” brown butterflies living in the Andes mountains of Peru and discovered a new species, a study said. Photo from Pierre Boyer Over 15,000 feet up in the mountains of Peru, a ...

During the Industrial Revolution, the light, speckled British peppered moth stood out against the soot-darkened trees and city walls. This stark contrast led to the evolution of darker coloration as ...

More than 300 brown hairstreak butterfly eggs discovered near Llandeilo this winter after decade of decline Record numbers of eggs of the rare brown hairstreak butterfly have been found in south-west ...