
US Butterfly Population Shrink’s By 22% In Last 20 Years, Study Shows
Butterflies—nature’s tiny, winged works of art—have been delighting humans for centuries. But behind their delicate beauty lies an unsettling reality: their numbers in the U.S. have dropped by 22% in just two decades. That’s one out of every five butterflies—gone. “It’s a wake-up call,” says biologist Eliza Grames. “People love butterflies, but turning this around