But beyond their beauty, butterflies have many interesting characteristics that make them unique. Here are 10 intriguing facts about these delicate insects that you might not know.

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 ...

U.S. Forest Service technicians will plant 1,500 Cooper's rubberweed plants to assist the endangered Mount Charleston blue ...

A nature reserve has seen numbers of a rare species of butterfly reach record highs. One count recorded 1,714 silver-studded blue butterflies at Studland and Godlingston Heath in Dorset - the ...

The rare Mount Charleston blue butterfly lives in just a handful of alpine meadows on Mount Charleston above Las Vegas. The species was protected under the Endangered Species Act in 2013. One of its ...