New research shows how physical changes in the skull affected the mechanics of the way birds move and use their beaks to eat and explore their habitats -- adaptations that helped them evolve into the ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

WHITE PELICANS (Pelecanus erythrorhynchos) are a normal springtime sighting of big birds as the spring season continues to ...

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