NOVA

The Incredible Journey of the Butterflies

Season 36 Episode 1 | 52m 17s | Video has closed captioning.

Follow the 2,000-mile migration of monarchs to a sanctuary in the highlands of Mexico.

Aired: 01/27/09

Expired: 12/15/15

Rating: TV-G

Problems Playing Video? | Closed Captioning

Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting and PBS viewers. Original funding provided by Exxon Mobil, Pacific Life, the David H. Koch Fund …

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NOVA Now

From the PBS science series NOVA, a biweekly podcast digging into the science behind the headlines. Alok Patel takes you behind the scenes with the people—scientists, engineers, technologists, mathematicians and more—working to understand our world.

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