Scientists try to interpret horse speak

U.S. researchers are listening to horse vocalizations in an attempt to interpret how stress is communicated when the animals whinny.

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<p><a href="http://www.physorg.com/news68743341.html">Scientists try to interpret horse speak</a></p> <p>U.S. researchers are listening to horse vocalizations in an attempt to interpret how stress is communicated when the animals whinny.</p>