Is intelligence similar in humans and dolphins? Do dolphins and whales have their own culture and language? How do they perceive the world around them? Janet Mann is a biologist at Georgetown University, where she studies how dolphins form social groups, use tools, and communicate with one another. Tune into this episode to hear Marty and Art talk to Janet about these topics and Janet’s book, Deep Thinkers: Inside the minds of whales, dolphins, and porpoises.

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