But they weren't interested in the dinosaurs' bones. Instead, they looked at the dinos' fossilized vomit and poop — known as regurgitalites and coprolites, respectively. These can provide vital ...

Dinosaur poop is providing vital clues about "who ate whom" 200 million years ago. Researchers have been able to identify ...

The idea that dinosaurs were already in decline before an asteroid wiped most of them out 66 million years ago may be ...

Other evidence comes à la fossilized poop — or, more delicately ... mammals or even small dinosaurs using a beak that acted like chopsticks. The sight of a giraffe-sized predator stalking ...