Animals often evolve to have certain characteristics that help them escape predators more effectively. Some of these ...

In the heart of Canada's Rocky Mountains, an unassuming yet remarkable butterfly has been quietly flying under our scientific ...

The monarch butterfly is widely recognized and widely dispersed across North America and it's in trouble. Federal officials decide soon whether it gets protection under the Endangered Species Act.

Butterfly abundance in the continental United States has crashed some 22% in only 20 years across 554 species counted, an alarming new scientific study involving Michigan State University found.

We found declines in just about every region of the continental U.S. and across almost all butterfly species. Overall, nearly one-third of the 342 butterfly species we were able to study declined ...

Butterflies are disappearing from the U.S. at an alarming rate Butterflies of all kinds of species, in all parts of the country, have declined by one to two percent per year since 2000.

Berry’s Skipper is a rare butterfly species found in wet areas from North Carolina to Florida. Its population has declined by almost 80% since 2000. Photo credit: Jeff Glassberg A sweeping new study ...

“Everyone can play a role in saving the monarch butterfly. Because of the species’ general habitat use and wide distribution, all sectors of society have an opportunity to participate in a ...

Seven butterfly species found in Maine are experiencing some of the fastest population declines in the U.S. These species, with fanciful names like Dreamy Duskywing and Coral Hairstreak, saw their ...

Seven butterfly species found in Maine are experiencing some of the fastest population declines in the U.S. These species, with fanciful names like Dreamy Duskywing and Coral Hairstreak, saw their ...

U.S. officials moved Tuesday to protect the monarch, an iconic orange-and-black butterfly famous for its marathon migration across North America, under the Endangered Species Act. The U.S. Fish ...

Butterfly abundance in the continental United States has crashed some 22% in only 20 years across 554 species counted, an alarming new scientific study involving Michigan State University found ...