
How an Evolutionary Arms Race Created Bizarre Dino Designs
Special | 5m 32s
It’s grudge match time. Except that this one took place over millions of years.
It’s attack vs defense on an epic evolutionary scale. Utahraptor was the largest raptor to ever walk the Earth, honing its weapons and tactics to become a truly apex predator. And top of Utahraptors’ dinner wish list was Gastonia. But Gastonia were the spikiest dinosaurs to ever lived, covered in thick armor and developing their own deadly weapons with which to fight back.
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Narrator: Shane C. Campbell-Staton With Thanks: Utah State. University, Usu Eastern Prehistoric Museum, Utah Geological Survey, Bureau of Land Management Utah, Moab Field Office, Utah Dig Team Digital Producer &...

How an Evolutionary Arms Race Created Bizarre Dino Designs
Special | 5m 32s
It’s attack vs defense on an epic evolutionary scale. Utahraptor was the largest raptor to ever walk the Earth, honing its weapons and tactics to become a truly apex predator. And top of Utahraptors’ dinner wish list was Gastonia. But Gastonia were the spikiest dinosaurs to ever lived, covered in thick armor and developing their own deadly weapons with which to fight back.
Problems playing video? | Closed Captioning Feedback
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Narrator: Shane C. Campbell-Staton With Thanks: Utah State. University, Usu Eastern Prehistoric Museum, Utah Geological Survey, Bureau of Land Management Utah, Moab Field Office, Utah Dig Team Digital Producer &...