Mountaintops host some of the world's most diverse butterfly species, but climate change could transform these habitats into ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...

Thousands of new species are found each year. Here are three of our most recent eye-catching stories. The new species was ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...

The low-flying butterfly feeds exclusively on nectar plants like the Cooper’s rubberweed. According to data collected by the U.S. Fish and Wildlife Service, blue butterfly habitats have dwindled.

said renowned butterfly species including the small tortoiseshell, the chalk hill blue and small copper suffered their worst year ever. It was also the second-worst year, since monitoring started ...