How Did Dinosaurs Hear The World? Alligators Give Us Clues

How did dinosaurs hear? Researchers now have an idea thanks to alligators. In a new study, researchers have discovered that American alligators process sounds the same way that barn owls and chickens do. And because birds and reptiles last shared a common ancestor nearly 250 million years ago, the finding means the shared hearing strategy originated before dinosaurs existed. "We know so little about dinosaurs," Catherine Carr, a biologist at the University of Maryland in College Park, who

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