New York, EUA.- Dogs and human react to hormonal level when look , which strengthens their bond affective in a very similar way to what happens when parents and babies make eye contact, according to a study published.
The research, published in the journal Science, found that looks between the owners of dog and your pets generated in both species increased hormone called oxytocin, which is responsible for strengthening links affective between parents and children and between couples.
The analysis included several experiments that suggest that human and dog have developed this interaction, that seems unique among different animal species, through the alliance that have kept for thousands of years during domestication of dogs.
Led by a group of Japanese researchers, the study noted that the exchange of glances You can make human experience similar levels of affection to those who have for a loved one, which explains the powerful bond that often unites members of both species.
Experiments were conducted also with Wolves, which did not show the same hormonal reaction, although they had been raised by humans. It is believed that the bond between dogs and people is a mechanism developed for centuries.
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