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   _____   __   __    _____      ___     _____    
  / ___//  \ \\/ //  / ____||   / _ \\  |  __ \\  
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 /____//     |_||    \_____||   \___//  |_____//  
`-----`      `-`'     `----`    `---`    -----`

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發送短信 : American Megafaunal Extinctions at the End of the Pleistocene