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You don't need to see his identification.
"We don't need to see his identification.
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Take those two dogs. That yogalike pose is known as a “play bow,” and in the language of play it’s one of the most commonly used words. It’s an instigation and a clarification, a warning and an apology. Dogs often adopt this stance as an invitation to play right before they lunge at another dog; they also bow before they nip (“I’m going to bite you, but I’m just fooling around”) or after some particularly aggressive roughhousing (“Sorry I knocked you over; I didn’t mean it.”). All of this suggests that dogs have a kind of moral code — one long hidden to humans until a cognitive ethologist named Marc Bekoff began to crack it.Play bow prodigy, Jesse: