This island off the coast of Brazil is illegal to visit. Why? This is Snake Island, populated by 4,000 golden lancehead viper snakes, and they're not so friendly to humans. What would happen if you tried to coexist with these reptiles?

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What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space, and chance while we (hopefully) boil down complex subjects in a fun and entertaining way.

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