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Bull Sharks
Did you know that Bull sharks are considered the world's most dangerous shark?

Sea Snakes (Webisode 53) Back to Webisodes »

Summary

Many people don’t realize that there are snakes that live in the ocean. And believe it or not, they’re actually considerably more venomous than land snakes! Jonathan travels to Australia and the Philippines to find these marine reptiles, and learns why they are almost completely harmless to divers.