I Know Dino: The Big Dinosaur Podcast cover image

The first long-necked dinosaur

I Know Dino: The Big Dinosaur Podcast

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Theropod Pneumaticity in the Early Dinosaurs

The early sauropod ancestors did show complex vascular channels in the bones. And they noted that this could be the early stages of that pneumaticity. That started the evolutionary path of open spaces and channels throughout the bones. So we potentially are already seeing theEarly stages of this in these earliest dinosaurs.

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