case for pr0n, celebrity found in nature

Male monkeys will ‘pay’ in fruit juice to look at a picture of a socially dominant monkey or a female’s hindquarters. In the wild, the animals help their fitness by monitoring what their leaders are doing, and which females are sexually receptive.
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No surprise, then, that the juice-to-picture exchange rate was highest for images of female rears. “Virtually all monkeys will give up juice to see female hindquarters,” Deaner says of his male subjects. “They really value the images.”
Nature.com (via boingboing)