When offered the opportunity to pass up their fruit juice in exchange for images of female monkey behinds, rhesus monkeys at Duke University gave their prized drinks right up.

当杜克大学的猕猴有机会用果汁来换取母猴的图片时，它们立刻给出它们认为最有价值的果汁。

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Story Book Farm Primate Sanctuary currently has 22 monkeys on site, with Darwin and two female rhesus monkeys scheduled to arrive over the next few weeks.

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