NPR Photos: Scientists trace a butterfly migration route that is millions of years old Scientists have recently mapped the painted lady butterfly's annual flight from equatorial Africa to northern ...

The study first examined the attempted crossings from 2011 to early 2017 across five major migration routes in the Mediterranean: the western Mediterranean, which connects ports in Algeria and ...

According to the findings, some of these important migration routes were exposed by retreating seas for much longer than was known previously, though they varied with regional sea-level fluctuations.

Michigan is unique in that it sits at the intersection of the Mississippi and Atlantic “flyways” — common migration routes ...

Scientists have recently mapped the painted lady butterfly's annual flight from equatorial Africa to northern Europe and back, the world's longest butterfly migration. In Constant Bloom ...

Every year, for millions of years, a huge number of painted lady butterflies have migrated thousands of miles across Europe, the Middle East and Africa. Though they've been a common sight throughout ...