FILE - This image provided by Yellowstone National Park shows a wolf walking through the snow in Yellowstone National Park in Wyoming. U.S. Fish and Wildlife Service is expected to announce Friday ... more 
FILE - This image provided by Yellowstone National Park shows a wolf walking through the snow in Yellowstone National Park in Wyoming. U.S. Fish and Wildlife Service is expected to announce Friday Aug. 31, 2012, that it is ending protections for wolves in Wyoming. (AP Photo/Yellowstone National Park, File) less 
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Associated Press | Photo By Yellowstone National Park, File
Fri, Aug 31, 2012 9:40 PM EDT