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 ...

The researchers added the “curious” to the butterfly’s common name because of its uniquely “small population size and high ...

More than half of UK butterfly species are now in long-term decline, as humans destroy habitats, use pesticides and drive climate change, experts said. The UK Butterfly Monitoring Scheme ...