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 ...
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.
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 ...
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 ...
Seasonal bird migration is a well-known and extensively studied phenomenon involving at least half of all species worldwide. It is a basic survival strategy: birds leave cold areas searching for ...
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.