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Airs Wednesday, September 7, 2011 at 8:00 p.m. ET/PT. Check your local listings.
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New research has shown that crows are among the most intelligent animals in the world.
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Airs Tuesday, March 5, 2013 at 9:00 p.m. ET/PT. Check your local listings.
4:47
Get a sneak peek at what's coming up on NATURE. Sundays at 8pm (check local listings).
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Some of nature's most dramatic moments between hunters and herds are caught and examined.
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Airs Wednesday, June 19, 2013 at 8:00 p.m. ET/PT. Check your local listings.
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Each time two great predators meet, one will have a tactical advantage, but which one?
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Airs Wednesday, March 5, 2014 at 8:00 p.m. ET/PT. Check your local listings.
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Airs Sunday, August 21, 2011 at 8:00 p.m. ET/PT. Check your local listings.
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Airs Sunday, August 28, 2011 at 8:00 p.m. ET/PT. Check your local listings.