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Shark Bites Shark In Half In Australia (VIDEO)

03/18/2010 05:12 am ET | Updated May 25, 2011

Beachgoers near Cylinder Beach on Australia's North Stradbroke Island are understandably nervous about swimming after a great white shark was photographed biting a smaller great white nearly in half. This has led to speculation that there could be a shark as massive as 20 feet roaming the shores near the Queensland island.

One shark expert remarked: "They'll eat anything--including their own kind."

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