Dogs Get Petty About Treats
Study found they would withhold paws in face of unfair reward system. It's a dog-envy-dog world, and a jealous dog isn't likely to take it lying down.
According to new research in this week's issue of the Proceedings of the National Academy of Sciences, dogs who sense that another canine is getting better treatment will go on strike, er, make that a paw strike. They refused to "shake hands" if they weren't getting equal "pay.
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