File-This August 2005 file photo provided by the Montana Department of Fish, Wildlife & Parks shows a gray wolf pup from the Calder Mountain pack along the Montana and Idaho borders west of Troy, ... more 
File-This August 2005 file photo provided by the Montana Department of Fish, Wildlife & Parks shows a gray wolf pup from the Calder Mountain pack along the Montana and Idaho borders west of Troy, Mont. A federal appeals court has turned down a lawsuit from conservation groups seeking to block wolf hunting and trapping that have killed more than 500 of the predators across the Northern Rockies in recent months. (AP Photo/Montana Department of Fish, Wildlife & Parks, Kent Lauden, File) less 
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Associated Press | Photo By Montana Department of Fish, Wildlife & Parks, Kent Lauden, File
Wed, Mar 14, 2012 12:25 PM EDT