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First birds made honking sounds more than 66 million years ago

A new fossil discovery has shown that birds developed the unique vocal organ that enables them to sing more than 66 million years ago when dinosaurs were around
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Oldest fossil of bird's voicebox gives new hint at soundscape of the Cretaceous

Academics / Biology : The Guardian: Biology

66m-year-old syrinx of Vegavis iaai suggests that creature could honk and quack and confirms some modern bird groups lived alongside the dinosaurs The oldest evidence of a bird’s voice box has been found among the fossilised remains...

Oldest Known Avian 'Squawk Box' Helped Ancient Bird Quack

Academics / General Science : Live Science

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.

Palaeontology: Ancient avian aria from Antarctica

Academics : Nature AOP

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.

Oldest known squawk box suggests dinosaurs likely did not sing

Academics / General Science : Physorg: Other Sciences

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.

Fossil evidence of the avian vocal organ from the Mesozoic

Academics : Nature AOP

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...

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