Right, left makes a difference in tail wag

Italian researchers say that dogs' tail wagging sends a different message depending on the direction of the wag.

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<p><a href="http://www.physorg.com/news94024642.html">Right, left makes a difference in tail wag</a></p> <p>Italian researchers say that dogs' tail wagging sends a different message depending on the direction of the wag. </p>