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

It’s thought that there are more than 17,500 butterfly types across the world, with some estimating up to 20,000 butterfly species on Earth. In the United States, approximately 750 species of ...

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 ...

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 ...

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.

There are more than 120 species of butterflies in western Pennsylvania, and the North American Butterfly Association wants ...

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 ...

Researchers believe this may be an isolated population from an ancestor species that went extinct everywhere else.

“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 ...

FILE – Monarch butterflies from Canada stop to rest in Wendy Park on their way to Mexico, Sept. 12, 2023, in Cleveland. (AP Photo/Sue Ogrocki, File) ...

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.