Cock-A-Doodle-Doo?

With fossilized evidence, discovered in China in recent years, one has to consider the possibility that dinosaurs clucked like chickens; crowed like roosters; chirped like birds.

Dinosaur fossils, found with feathers, suggested their bloodlines came from avian ancestors.

That roaring T-Rex, stomping across wide-screen, could have really been crowing at the rising sun. What the cluck?