What Is Love?

What Is Love?

Love doesn't just exist in humans. Many species across the animal kingdom have life-long monogamous mates.


from Thoughty2

Key Facts In This Video

  • 1

    People who are in love have heartbeats that sync up when they look at each other. (0:57)

  • 2

    Sex is a key indicator of the bond between a couple. (6:08)

  • 3

    Oxytocin is known as the "attachment hormone." (8:33)

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