The anaconda is known as terrifying killer snake. Now, imagine trying to capture one using your bare feet to wade through a murky marsh in search of the predator. We join a husband-and-wife research team, Dr. Jesus Rivas and Dr. Sarah Corey, on an expedition deep into the Venezuelan wetlands to study this misunderstood predator.
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Ready to Watch National Geographic Nature Untamed, Season 1, Episode 4?