From 2000 to 2020, the number of butterflies fell by 22% across the continental United States. That’s 1 in 5 butterflies lost. The findings are from an analysis just published in the journal Science ...

Hallberg Butterfly Gardens have been thriving for more than 30 years in Sebastopol and this weekend will hold a plant sale ...

Cal Academy of Sciences and The Presidio join conservation efforts to bring blue butterflies back to San Francisco coast. Genetic sequencing links Silvery blue butterflies to extinct Xerces blue.

Haiyong Cai (China) notices the shimmery blue colours of eros blue butterflies basking among the vegetation. While wandering through an alpine meadow, Haiyong spotted a patch of blue among the grass.

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 ...

Even Jim Lotz, one of the Safari Park’s wildlife care specialists, could not stifle a giggle as one of the iridescent blue butterflies landed on his ear. A blue morpho butterfly lands on Jim ...

With no sightings in two years, the rare Ogasawara blue butterfly, named after its island chain natural habitat far south of Tokyo and designated a national natural treasure, is considered extinct ...

two-thirds of butterfly species live primarily in the mountains, which contain 3 1/2 times more butterfly hotspots than lowlands. Yet those mountain ecosystems — and surrounding areas — are quickly ...

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 ...