In 2000, CBS admitted dubbing bird sound effects into the audio during live coverage of the Masters Golf Tournament in Georgia.

Oskar Sala, 91, the German composer and physicist who produced the eerie bird sound effects for Alfred Hitchcock's "The Birds," died of undisclosed causes Tuesday in Berlin.

While bird sounds can be helpful for mental health, it depends on the bird, the sound it is making and the type of person who is listening to it. This means that if birdsong were to be used to help ...