Follows scientists as they track blue whales to determine their feeding habits, study migration patterns, and learn where they birth their young. ARTIST : ARTIST NOT PROVIDED BRAND : ARTIST NOT PROVIDED GENRE : TELEVISION: NATIONAL GEOGRAPHI MANUFACTURER : NATIONAL GEOGRAPHIC/VISUAL ENT PRODUCT TYPE : DVD PRODUCT TYPE : DVD RATING : NR RATING : NR RELEASE DATE : 31-MAR-2009 RETURNS ACCEPTED? : YES RUNTIME : 96
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