Introduction to Paleontology Season 1 Episode 16 Dinosaur Interpretations and Spinosaurus

Learn how a recent discovery might answer "Romer's Riddle" and give us a new picture of Spinosaurus, the largest carnivorous dinosaurs to have ever lived. With an elaborate sail on his back and an interpretation that this dinosaur may have been semi-aquatic, Spinosaurus is at the center of much debate in the paleontological community today.