The Science of Puppy-Dog Eyes

The Science of Puppy-Dog Eyes

The science behind puppy-dog eyes may help explain how dogs became our companions thousands of years ago.


Key Facts In This Video

  • 1

    Japanese researchers say that looking into a dog's eyes creates a spike in oxytocin in our brains. (0:07)

  • 2

    A recent study proves levels of oxytocin increase in both humans and dogs when they lock eyes. (0:27)

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