Spring migration is hitting its peak, with hundreds of millions of birds taking to the skies in a massive seasonal journey toward warmer weather and breeding grounds this May. On May 4 at 1:10 a.m., ...

Add Yahoo as a preferred source to see more of our stories on Google. It's a bit early to start seeing hummingbirds in New York, but they have begun their spring migration into the southern U.S.

CHICAGO (WGN) — As the weather warms and summertime approaches in Chicagoland, you’ll hear the chirping of more and more birds. That’s because millions are coming to the area during the peak spring ...

SAN ANTONIO — Each spring, one of North America’s most remarkable wildlife events unfolds as the monarch butterfly begins its migration across the United States. During March, April, and May, millions ...