The first ideas of how Spinosaurus looked were informed by a limited fossil record and a narrow understanding of dinosaurs in general. Further finds have led us to the aquatic predator we now see. nationalgeographic.com
Spinosaurus has made history as the first known swimming dinosaur. In our story—with exclusive photos—we detail how a newfound fossil tail is changing what we know about dinosaurs. For more historic stories like this, subscribe to National Geographic: nationalgeographic.com
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