The monarch butterfly is widely recognized and widely dispersed across North America and it's in trouble. Federal officials ...

Look closely at your backyard butterflies! Here's how to detect the subtle differences among the three butterflies that look ...

Summer is peak butterfly season, but this year many noticed not as many as usual — and that’s due to a decline that’s been in ...

Fifty years ago, developers hoped to build on San Bruno Mountain until a movement was launched to protect the land and its ...

A team of researchers from Linnaeus University and Linköping University, extensively evaluated DNA barcoding and ...

Butterflies have flocked to Scotland due to climate change with 10 new species recorded in the past 40 years, statistics show. The latest Scottish Biodiversity Indicator, published by NatureScot on ...

The expectation from many monarch experts is that FWS will propose to list the monarch butterfly under the Endangered Species Act as threatened – not endangered – with accommodations for some ...

KATHMANDU — Nepal is home to a diversity of butterfly species, with 692 identified. More than two dozen species and ...

Thirty-four, or more than 30 percent, of the 103 butterfly species that were once commonly found in those areas had annual population declines of 3.5 percent or higher over the 18-year period.