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

Did you know that there are about 10,000 different bird species in the world? And that’s neglecting the fact that we could discover more at any time! It’s hard to understand why there are so many ...

These encounters provide valuable insight into migration routes, stopover sites, and breeding locations. This warbler’s story is a rare and exciting example of how banding data connects researchers ...