Fossil sheds light on evolution of birdsong


Scientists have reconstructed the "voicebox" of an extinct bird that lived at the time of the dinosaurs.

The bird may have honked, quacked or whistled, like a duck or goose.

Investigation of the oldest-known fossil of a bird's vocal organ - the syrinx - gives clues to how birdsong Evolved.

http://www.bbc.com/news/science-environment-37618314