Flying reptiles of the prehistoric skies, pterosaurs, are long extinct but continue to reveal the secrets of evolution. These ...

its mouth was tipped with a pointed beak. Long, muscular legs, hollow bones, and clawed feet would have allowed this lightweight dinosaur to outsprint or outmaneuver most of its predators.

"As dinosaurs go, they were rather bizarre. The few known skulls of elaphrosaurs show that the youngsters had teeth, but that the adults lost their teeth and replaced them with a horny beak.

But the fossil shows a badger-sized Repenomamus robustus sitting on top of Psittacosaurus lujiatunensis, a plant-eating dinosaur that stood 120 centimetres tall and had a beak like a parrot.

"a small two-legged dinosaur that would have looked a bit like a chicken with a beak." Sask. research teams make rare find inside Scotty T. rex fossil Sask. museum puts life-size Scotty the T.