Add Yahoo as a preferred source to see more of our stories on Google. Examples of hadrosaur vertebrae with healing fractures suggest an external force pressed on top of them. - Filippo ...

WASHINGTON, Feb 6 (Reuters) - Footprints are among the most common kind of dinosaur fossils. Sometimes scientists find a single, lonely footprint. Sometimes they come across a chaotic jumble of tracks ...

Scientists have discovered a water-bottle sized dinosaur fossil in Patagonia, Argentina. The tiny predator lived 95 million years ago and ranks among the smallest dinosaurs ever identified.

A new giant long-necked dinosaur, Dasosaurus tocantinensis, unearthed in Brazil, reveals ancient land connections. Its close evolutionary ties to a Spanish species suggest dinosaurs migrated between ...

(CNN) — Paleontologists have long wrestled with how to differentiate between male and female dinosaurs based on their fossils. But new research may bring scientists closer to identifying the sex of ...