Every year, billions of birds undertake intrepid journeys between temperate regions in North America and their tropical ...

Birds have been migrating for all of recorded history, but how they pull off their globetrotting travels without a map or GPS ...

There’s more to bird migration patterns than meets the eye. Learn when and how birds migrate and discover which species makes the longest bird migration.

Spring bird migration reaching peak activity this year, and millions of birds are traveling across the U.S. See when and where they fly in Louisiana.

Peak bird migration is about to start in Colorado and around the country. Here are tools for tracking and identifying the millions of migrants.

Numerous studies find bird migration is changing in response to warmer temperatures for some migrating birds.

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

When do birds migrate? Thousands of birds are making a crucial migration through the Chicago area, which is under migration alerts.

Thousands of birds are expected to take to the skies in coming nights, triggering a migration alert in the Chicago area.

Millions of birds crossed over Illinois overnight in their spring migration, and here's how residents can help keep them safe in their journey.

After observing thousands of records over decades, researchers found that birds of a feather may actually stick together during the annual migration in the U.S.