Bird brains suggest how vocal learning evolved

Though they perch far apart on the avian family tree, birds with the ability to learn songs use similar brain structures to sing their tunes. Neurobiologists at Duke University Medical Center now have an explanation for this puzzling likeness.

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<p><a href="http://www.physorg.com/news124526627.html">Bird brains suggest how vocal learning evolved</a></p> <p>Though they perch far apart on the avian family tree, birds with the ability to learn songs use similar brain structures to sing their tunes. Neurobiologists at Duke University Medical Center now have an explanation for this puzzling likeness.</p>