The animation below discusses research by Nagasawa et al, which uncovers a neural feedback loop between people and their canine pets, a bonding mechanism that has strengthened the human/canine relationship for millennia.
This material relates to a paper that appeared in the April 17, 2015 issue of Science, published by AAAS.
The paper, by M. Nagasawa, Azabu University, Sagamihara, Japan, and colleagues is titled, "Oxytocin-gaze positive loop and the coevolution of human-dog bonds."
[Source: AAAS/Carla Schaffer]