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Episode 188 - Cannibalism

The Common Descent Podcast

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The Evolution of Digit Numbers in Tetrapods

Explore why tetrapod species tend to evolve fewer digits, using examples like horses, dogs, and gators reducing digits for efficiency and safety. Discuss the challenges in re-evolving extra digits due to genetic mutations, focusing on instances in humans and animals like cats. Highlight the complications of sudden mutations introducing new structures, emphasizing the difficulty in natural selection refining drastic changes.

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