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Published on 31 Jan 2013 | over 3 years ago

Watch the full-length episode at video.pbs.org/video/2332594879 (US Only)
Breathtaking footage of a wolf pack going after a herd of bison in Canada's Wood Buffalo National Park. "Cold Warriors: Wolves and Buffalo" premieres Wednesday, February 13 at 8/7 (check local listings) and is part of the 31st season of the Peabody and Emmy award-winning series produced by Thirteen in association with WNET for PBS. Major support provided by Canon U.S.A. Inc.

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