Dogs produce tears when reunited with owners, study finds

Dogs have been shown to cry when they nurture their puppies and reunite with their owners. Photograph: Manan Vatsyayana/AFP/Getty Images

If your canine companion ain’t nothing but a hound dog, crying all the time, it may be because they are brimming with emotion.

Researchers in Japan say they have found that dogs produce tears when reuniting with their owners. What’s more, the blubbing appears to be linked to levels of the “bonding hormone” oxytocin.