The researchers suggest that capuchin monkeys, like humans, are guided by social emotions.In the wild, they are a co-operative, group-living species.

 
  • 每个人都喜欢大幅加薪,但是如果你知道你同事薪水涨得比你多,那么恐怕加薪带给你的喜悦感就会烟消云散了。
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