Paleontologists use all parts of the skeleton when trying to determine how a dinosaur lived. One of the most important clues to the diet of Spinosaurus being one of fish comes from its teeth. Spinosaurus teeth were conical, ideal for piercing and holding slippery prey like fish.
Own your very own hand-painted, museum-grade Spinosaurus tooth cast, artwork from up-and-coming paleoartists reflecting the latest dinosaur research, and a page to color.