How Do Birds Migrate? Autumn is migration season. All over North America and beyond, hundreds of millions of birds are on the move, traveling from their breeding grounds to their wintering grounds.

Each year, millions of monarch butterflies travel thousands of miles across North America to escape the cold and find ...

Past societies developed a range of weird and wonderful explanations for birds’ annual disappearance. Some thought they became barnacles, others that they hibernated in cliffs. As recently as ...

The researchers discovered that bats exploit storm fronts to maximize their energy efficiency during migration.

The main theory, which went all the way back to Aristotle and ancient Greece, was that birds hibernated during the winter and ...

The Klamath Bird Observatory, along with partners at USFS, USGS, Cape Arago Audubon and Avifauna Northwest, is using these ...

Bird migration has fascinated people for centuries. Migratory patterns are also dynamic and research is needed to understand changes in movement of species. Majority of the bird species in North ...

He is one of 4 billion birds, a great annual river of feathered migration across North America. Midair, he lets out what ornithologists call a nocturnal flight call to communicate with his flock.

Animal migration has fascinated humans for millennia. And for good reason: Some of the most astonishing feats of endurance are performed by long-distance migrants, such as the nine-day non-stop ...

By Stephen Beech Bats are "riders on the storm" when they migrate thousands of miles across continents, reveals new research.

Birds are the undisputed champions of epic travel, but they are not the only long-haul fliers. A handful of bats are known to ...