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    Editor's Note: This infographic has been updated since it was originally published on May 15, 2012.

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    To learn more about rhinos, check out the following groups' websites:

    Russell McLendon ( @russmclendon ) writes about humans and other wildlife.

    Infographic: Understanding the rhino wars
    When rhinos rebounded from near-extinction last century, it was a historic victory for conservationists. But now the rhino wars have suddenly returned -- along