Watch the 7 fun facts about dinosaurs in this video! 1. What river was close to where the Amurosaurus lived? 2. What was the name of the paleontologist who discovered the Andrewsauchus? 3. Were dinosaurs the first reptiles on earth? 4. What are the three time periods that dinosaurs lived?5. What does the name Deinonychus mean? 6. Why did some dinosaurs eat rocks? 7. What can scientists learn when they study dinosaur's teeth?
