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Watch NOVA Season 35 Episode 13 Online
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- COUNTRIES: United States of America
- Subtitles: English
A look at the 2002 discovery of a four-winged crow-sized dinosaur fossil dubbed Microraptor, which has rekindled the scientific debate over the origins of flight. Included is a wind tunnel test of a "flight-ready" model of the 130 million-year-old Microraptor.
