He is one of 4 billion birds, a great annual river of feathered migration across North America. Midair, he lets out what ornithologists call a nocturnal flight call to communicate with his flock.

More information: Vincent Lostanlen et al, BirdVoxDetect: Large-Scale Detection and Classification of Flight Calls for Bird Migration Monitoring, IEEE/ACM Transactions on Audio, Speech ...

Designers call the combination of this pull and push ... biologists to learn more about the role of covert feathers in bird flight, and that the results of this study will help form new hypotheses ...

Two pigeons caused chaos on a Delta flight, causing the flight to return to the gate twice. On Saturday May 24, two stowaway pigeons caused the delay on Delta Flight 2348, which was supposed to fly ...

TWO red-listed birds have been spotted in North Herefordshire. According to bird spotting website, goingbirding.com, a C ...

But after the jet left the terminal, a second bird emerged. Traveler Tom Caw caught the chaos in a video that has gone viral. A few passengers screamed, but one brave passenger stood up and used his ...