Each spring, these tiny birds fly thousands of miles north—but warming temperatures may be reshaping when and where they ...

Usually the earliest warblers to arrive, they appeared on migration in late April this year, often in small flocks, after wintering in the southern U. S. and Mexico. They are very versatile, active ...

Look and listen for a vibrant migrating northern yellow warbler in spring. Learn what these warblers eat and what their nests ...