Settle in, folks, 'cause this one's gonna make ya think. In a captivating speech, Frans de Waal explains that animals have far more "human-like" characteristics than we given them credit for.

Things really get going at 0:55, when the chimpanzees come into play. The experimental footage starting at 3:30 is pretty cool and gave me a good laugh at the end. But whatever you do, don't miss the now-famous clip at 12:30 — it shows that not even capuchin monkeys are OK with unequal pay.

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