Age is itself a strong indicator of evolutionary fitness.

年龄本身即是适应性进化一项强有力的指标。

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Now a study in the journal Science finds that the Bruce effect occurs in the wild, and likely ups evolutionary fitness.

如今，刊登在《科学》杂志上的一项研究显示，布鲁斯效应同样存在于野生动物界，而且这更像是为了满足进化适应性之所需。

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This is according to a new study by the University of Aberdeen which found 'evolutionary fitness' determines what men find appealing.

这是根据阿伯丁大学一项新的研究得出的。研究发现“适应性进化”决定了男性对吸引力的判断。

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Subconsciously they may be perceiving beauty in accordance with evolutionary forces, since dominance can indicate genetic fitness.

CNN: Beholding beauty: How it's been studied