Shark Bites - Arm Loss

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Les Stroud does a bait test with Lemon Sharks to see what meat they tear through the hardest.

Les Stroud wants to see if sharks are attracted to foods humans eat. See if sharks have an appetite for ham, turkey and beef.

Tiger sharks are known as "living garbage cans." Les Stroud tests this by throwing a series of objects in the water for them to eat.

Using electrical heart beat machines, Les Strouds tests whether sharks can detect victims by the sound of their heart.

Les Stroud tests the power of lemon sharks by dropping realistic legs made of ballistic rubber into shark infested waters.

The shark isn't going down without a fight. Good thing the guy had shoes on. (This shark is fighting back for all those other animals that can't)

July 29: American Idol host Ryan Seacrest confirmed on his radio show that he was indeed attacked by a shark over the weekend – a harmless sand shark. Radio talk show host Maria Milito discusses.

The shark isn't going down without a fight. Good thing the guy had shoes on. (This shark is fighting back for all those other animals that can't)

Les Stroud performs three dangerous tests to determine whether sharks' appetite is driven by color.