Anna's hummingbird, a common species of hummingbird native to the western coastal regions of North America. (Gates Dupont/Princeton University) (CN) — Geography, habitat and species composition didn’t ...

Something subtle has been happening in the skies above North America for decades. The V-formations of geese, the first flutter of warblers through the backyard, the return of the robin to the front ...

Meet some of the most common city birds that live in urban birding hotspots today, and find out how they're adapting to ...

Backyard birds may seem ordinary, but there's more than meets the eye. Our database shows you the top ten birds in your state.

Migratory birds that fill North American forests with spring songs depend on Central America’s Five Great Forests far more than most people realize. New research shows these tropical strongholds ...