Hey, at least I guessed right. This is the call of a yellow-tailed black cockatoo, as performed by competitors in the Annual Bird Call Olympics yep you heard me. MARGARET LISTON, BIRD CALL JUDGE ...

The separate membranes on each bronchus produce separate sounds, which are then mixed when fed into the higher vocal tract. This complex design means that birds can produce a far greater variety ...

The "crex crex" call of the corncrake was once ... to survive naturally without the need to release birds bred in captivity. A relative of the coot and moorhen, the corncrake lives in meadows ...

But the giant coot, instead of migrating to lower altitudes ... The native Indians call this bird "the sleeping one, "because when in hibernation the bird goes into a torpor from which it requires ...

Samuel has more than 50 calls mastered now including the Cardinal, Wild Turkey, Bluebird, and Blue jay. His Sandhill Crane ...

In some of the, well, less stressful corners of social media, you can hear all kinds of bird calls, people sharing recordings of birds that they took with their phones. (SOUNDBITE OF ARCHIVED ...

a team made up of [Errol Joshua], [Ajith KJ], [Mahesh Nayak], and [Supriya Nickam] demonstrate how to set up an automated bird call classifier. We’ve also seen the exact same setup get used for ...

Flocks of tundra swans can be seen flying across Minnesota on their way from breeding grounds on the northern edge of North ...

two coots and a moorhen... and apparently there was a dead heron, so it's quite sad." Under normal circumstances, she might ...

hunters may use shotguns capable of holding more than three shells and recorded or electronically amplified bird calls or ...