The estimate of 5.5 million species of insects is interesting. What’s even more remarkable is that because scientists have ...

A recent study combining data from more than 76,000 surveys from 35 monitoring programs across the country found butterfly populations declined 22%.

Of these, 241 refer to currently valid butterfly species names and two to subspecies. This site has been developed as an adjunct to a paper published on Linnaeus's butterflies, and makes images of ...

On average, butterfly populations across multiple species and regions are declining. In the United States alone, an estimated 1% of the entire butterfly population is lost every single year.

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.

WASHINGTON D.C. — The U.S. Fish and Wildlife Service is reopening the public comment period for a proposed rule to list the monarch butterfly as a threatened species under the Endangered Species ...

March 18 (UPI) --The Trump administration is reopening public comment on a proposed rule that would list the monarch butterfly as threatened under the Endangered Species Act. The Fish and Wildlife ...

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about the fascinating, fragile traveler.

During the spring and summer, butterflies will begin to either emerge from chrysalis or begin migrating. Here's when to see butterflies in Louisiana.

A new study compiling butterfly surveys across the country found a 22% overall decline, while seven species found in Maine declined by more than 50%. An error has ...