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    An aquarium employee swims with a whale shark in an aquarium tank in the city of Yantai, northeastern Shandong province, China. Yantai is expecting a surge in tourist arrivals for the upcoming national day celebrations.

    Diver swims with whale shark in Yantai, China

    By Rich Shulman

    The whale shark is reported to be a docile animal, posing no threat to divers. But that's an awfully large mouth . . .