Autores:
  • El contacto visual entre perros y humanos libera la hormona del amor, la oxitocina, tanto en el perro como en el humano.

    "The smartest dog in the world". www.cbsnews.com. October 05, 2014.
When dogs and humans make eye contact, that actually releases what's known as the love hormone, oxytocin, in both the dog and the human. - Brian Hare
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