Animals learn predators' foot movements

Canadian scientists say they've discovered animals' brains are "hard wired" to recognize a predator's foot movements.

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<p><a href="http://www.physorg.com/news64592548.html">Animals learn predators' foot movements</a></p> <p>Canadian scientists say they've discovered animals' brains are "hard wired" to recognize a predator's foot movements.</p>