Dangerous dinos in the dark

Eye fossils reveal predatory dinosaurs’ preference for hunting at night

By Stephen Ornes, 14:43 PM May 4, 2011

Nighttime is dinnertime for predators around the world. Leopards lurk in the savanna, snakes slither across fields and alligators creep across bayous. These animals are nocturnal, which means they’re active at night. And they’re all hungry.

Millions of years ago, dinosaurs may have had similar habits. In a new study, a pair of biologists from the University of California, Davis studied the fossilized remains of 33 dinosaurs and pterosaurs. (Pterosaurs were flying reptiles, like the pterod...

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