When many migrating birds undertake their arduous flights, they'll often arrange themselves in a V shape, but what drives ...

Although 24 hummingbird species have been recorded in the United States, the Ruby-throated is the only one that breeds east ...

Key to the first bird’s flight was likely a set of never-before-seen feathers, called tertials, found on the upper arm of the ...

DULUTH, Minn.– The snow is melted, and the sun is shining that alone is something to celebrate. But with the turning of ...