S4 E2 Is Your Dog A Genius?: Doggy See, Doggy Do

Duke University dog scientist Dr. Brian Hare uses his groundbreaking research to help dog owners better understand their canine companions.... More

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S4 E1 Is Your Dog A Genius?: Who's Your Doggy?
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S4 E2 Is Your Dog A Genius?: Doggy See, Doggy Do
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S4 E3 How Dogs Got Their Shapes
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S4 E4 Science of Dogs: The X Factor

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