More than 66 million years ago, a duck-size waterbird flew around the woods of ancient Antarctica, honking and calling to its mate with what is now the oldest discovered avian vocal organ on record, a new study finds.
From complex songs to simple honks, birds produce sounds using a unique vocal organ called the syrinx. Located close to the heart at the tracheobronchial junction, vocal folds or membranes attached to modified mineralized rings vibr...
A discovery of the sound-producing vocal organ known as the syrinx in a bird fossil from the end of the 'age of dinosaurs' highlights the anatomical basis for myriad aspects of avian social and behavioural evolution.
The discovery of a more than 66-million-year-old syrinx, the vocal organ of a bird, indicates that ancient birds living during the dinosaur age sang just like modern birds
The oldest known vocal organ of a bird has been found in an Antarctic fossil of a relative of ducks and geese that lived more than 66 million years ago during the age of dinosaurs.