The Florida white is among the butterflies experiencing the most drastic population loss, according to a new study. U.S. Fish and Wildlife Service via Flickr under CC BY 2.0 Butterfly populations ...

Among them was the small tortoiseshell butterfly, numbers of which plummeted by 86% in the past 49 years, while the green-veined white butterfly saw a 28% decline. Common butterflies that live in ...

(AP Photo/Carolyn Kaster, File)(Carolyn Kaster / AP) WASHINGTON — America’s butterflies are disappearing ... down from 1.2 million in 1997. David Wagner, a University of Connecticut ...