In past centuries, birdsong experts tried to distinguish mockingbirds from thrashers by keeping their ears peeled. These days, they’re better served by eagle eyes.
Australian artist Andy Thomas recently built a visualizer for birdsongs, the latest in his fascinating line up of so-called "audio life forms." As the term implies, these gorgeous creations look like the sounds they represent and react accordingly. The end result is an acid trip of an experience.
Physicists have developed a model that can map out and predict the notes birds sing in sequence. Here's how it works.