Photographer and National Geographic Explorer Rena Effendi learned that a little-known species was named after her late ...

A sweeping new study reveals that butterfly populations across the continental United States have plummeted by 22% over the past two decades. For every five butterflies that graced the skies in 2000, ...

The causes involve more than just habitat loss, but there are steps you can take to help save these delicate creatures ...

Haddad, who specializes in rare butterflies, said in recent years he ... “a species that is well adapted to invade the world,” according to Haddad, fell by 50%. Cornell University butterfly ...

AP Haddad, who specializes in rare butterflies, said in recent years ... “a species that is well adapted to invade the world,” according to Haddad, fell by 50%. “How can that be?” ...

The first countrywide systematic analysis of butterfly abundance found that the number of butterflies in the Lower 48 states has been falling on average 1.3% a year since the turn of the century, with ...

Haddad, who specializes in rare butterflies, said in recent years he has seen just two endangered St ... Even the invasive white cabbage butterfly, “a species that is well adapted to invade the world, ...

Haddad, who specializes in rare butterflies, said in recent years he ... “a species that is well adapted to invade the world," according to Haddad, fell by 50%. "How can that be?” ...