
Frogs: The Thin Green Line - Preview
Preview: Season 27 Episode 10 | 30s
Airs Wednesday, March 19, 2014 at 8:00 p.m. ET/PT. Check your local listings.
Learn how large-scale die-offs of frogs around the world have prompted scientists to take desperate measures.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Major support for NATURE is provided by The Arnhold Family in memory of Henry and Clarisse Arnhold, The Fairweather Foundation, Sue and Edgar Wachenheim III, Charles Rosenblum, Kathy Chiao and...

Frogs: The Thin Green Line - Preview
Preview: Season 27 Episode 10 | 30s
Learn how large-scale die-offs of frogs around the world have prompted scientists to take desperate measures.
Problems playing video? | Closed Captioning Feedback
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Major support for NATURE is provided by The Arnhold Family in memory of Henry and Clarisse Arnhold, The Fairweather Foundation, Sue and Edgar Wachenheim III, Charles Rosenblum, Kathy Chiao and...