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Episode 191 - Language

The Common Descent Podcast

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Fossil Discovery of a Unique Shark Species

The chapter explores the well-preserved fossil of a shark called Tychodas, highlighting its unusual features like grinding teeth resembling a mix between nurse sharks and rays, indicating it was likely a large crushing tooth shark feeding on shellfish. The fossil, around 10 meters long from the Cretaceous period, raises questions about the evolution of ancient sharks with specialized tooth structures for hunting hard-shelled prey.

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