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Animals

Huge Dino With Flashy Sail Attacked on Land and Water

T. rex may still be the king of dinosaurs, but new fossils suggest Spinosaurus had star power of its own and sported a dramatic sail.

September 11, 2014
2:00 PM EDT
Workers grind the rough edges off an anatomically precise, life-size Spinosaurus skeleton created from digital data. Scientists assembled a computer model from CT scans of fossils, images of lost bones, and extrapolations from related creatures, then expressed it in polystyrene, resin, and steel. | Mike Hettwer/National Geographic, from the October edition of National Geographic magazine. Spinosaurus will be the subject of a new exhibition at the National Geographic Museum in Washington, D.C., opening Sept. 12, as well as the topic of a National Geographic/NOVA special airing on PBS Nov. 5 at 9 p.m.