Analysis of Fossilized Antarctic Bird’s ‘Voice Box’ Suggests Dinosaurs Couldn’t Sing
The oldest-known vocal organ of a bird has been found in an Antarctic fossil that is related to ducks and geese and lived during the age of the dinosaurs, more than 66 million years ago. The discovery of the Mesozoic Era vocal organ — called a syrinx — and its apparent absence in non-avian dinosaur […]