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S17E05: DogsMan's best friend–fearless, faithful, determined and swift. They're our sharpest eyes, noses and ears–and among the bravest hunters, soldiers, rescuers, and protectors. From natural instincts to complex training, see what makes dogs a perfectly engineered Modern Marvel.
Genres:
Air Date:
Nov 26, 2010
Runtime:
44 minutes
Production:
Casts:
