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Topic: Oxytocin

Happy Welsh Corgi Pembroke dog sitting in yellow dandelions field (Getty Images/BONDART)

Dog is love: Dogs can cry tears of joy

Matthew Rozsa
Zebrafish (Getty Images/kazakovmaksim)

Zebrafish need "love hormones"

Kareem Clark - Massive Science
(AP)

Testosterone & oxytocin influence males

Adrian Jaeggi, Ben Trumble - The Conversation
Fred Rogers as he rehearses the opening of his PBS show "Mister Rogers' Neighborhood" during a taping. (AP/Gene J. Puskar)

Mister Rogers is good for your health

Richard Gunderman - The Conversation
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(<a href='url to photographer'>Sinseeho</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>)

The dog-human bond explained

Joanna Rothkopf
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