From the Vault: The Secret Intellect of Animals, Part 2

In the second of two classic episodes, Joe and Christian continue their discussion of animal cognition, including animal morality, tool use, mental time travel, culture, and other strange clues to the intellectual complexity of our cousins in the animal kingdom. Afterwards, they speak to Dutch-American primatologist Frans de Waal about his book and his thoughts on the future of animal intelligence research. (Originally published 2/23/2017)

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