Chicken-sized predator roamed Canada 75M years ago
(NEWSER) - Scientists have identified the remains of the smallest dinosaur species ever found in North America, reports National Geographic. Hesperonychus elizabethae was a Cretaceous-era carnivore no bigger than a chicken, according to researchers. Scientists believe the existence of the Velociraptor cousin helps confirm that dinosaurs, not mammals, filled the role of small predators in long-ago North America. More»