A male blue-winged warbler. Long-distance bird migration is one of the natural world's most inspiring phenomena-but the story of how we know what we know about bird migration is almost as amazing as ...

Each year, birds set out on their annual spring migration, traveling to their summer feeding grounds. This time of year is when local birds that went south for the winter return, or when birds that ...

Spring migrations runs between March 1 and June 15. Fall migration runs between August 1 and November 30. Peak spring migration is in April. Birds are on the move as their annual spring migration ...

When we were kids we all learned that birds fly south for winter. Even though it was probably one of the first fascinating ...