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If you're talking fang size, the Gaboon viper is the best-endowed snake on the planet—with fangs that can reach up to 2 inches (5.08 centimeters) in length! The fangs fold back against the roof of the snake's mouth…then snap out in an instant to strike.
Photograph copyright Joe McDonald/CORBIS

National Geographic News: Snake Wranglers

Do spitting cobras really "spit" venom? Which snake causes the most human deaths? Get the answers to these queries and more in the gallery below.

January 1, 2003

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