Image: Spinosaurus tooth
Spinosaurus aegyptiacus tooth. Egypt, Late Cretaceous, 100 - 94 million years ago.
- Robert Jones
- © Australian Museum
Spinosaurus, and its close relative Suchomimus, had cone-shaped teeth similar to modern fish-eaters, such as freshwater crocodiles. These teeth were able to hook and pierce fish that tend to be slippery and hard to grasp.