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NOVA

The Incredible Journey of the Butterflies

  • Aired: 01/27/2009
  • 52:17
  • Expires: 12/15/2015
  • Rating: TV-G
Follow the 2,000-mile migration of monarchs to a sanctuary in the highlands of Mexico.
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The Incredible Journey of the Butterflies
Follow the 2,000-mile migration of monarchs to a sanctuary in the highlands of Mexico.
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