Killing wolves doesn't protect livestock

A University of Calgary study suggests lethal measures to control wolf attacks on cattle and sheep are ineffective in the long-term.

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<p><a href="http://www.physorg.com/news63380621.html">Killing wolves doesn't protect livestock</a></p> <p>A University of Calgary study suggests lethal measures to control wolf attacks on cattle and sheep are ineffective in the long-term.</p>