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Scientists Speak about Spinosaurus

Paleontologists Nizar Ibrahim and Paul Sereno are the scientists behind a new discovery.

09/17/2014 | Rating NR

Chicago Tonight

Scientists Speak about Spinosaurus

Clip: 9/17/2014 | 11m 16sVideo has Closed Captions

Paleontologists Nizar Ibrahim and Paul Sereno are the scientists behind a new discovery.

Paleontologists Nizar Ibrahim and Paul Sereno are the scientists behind the discovery of Spinosauru

09/17/2014 | Rating NR

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