Hundreds of millions of birds are taking to the skies each night, southward-bound in search of warmer weather - so many that ...

Scientists tracking the birds in an experimental forest in New Hampshire have also tracked changes in the forest ecosystem ...

As millions of birds migrate south from and through Michigan, a digital migration map offers the chance to track their path in real time through radar.

Millions of audio recordings of hundreds of bird species have revealed that artificial light is making the birds wake up ...

Nestled near Florence is a hidden "aviary" like no other — the MPG Ranch has become a crucial research site for bird ...