亚特兰大市埃默里大学耶基斯国家灵长动物研究中心的弗兰斯·德瓦尔称,这强有力地证明了在进化史上,猿和人的笑声密切相关。
It gives strong evidence that ape and human laughter are related through evolution, said Frans DE Waal of the Yerkes National Primate Research Center at Emory University in Atlanta.
加州奥克兰儿童医院和研究中心科学家裘迪·斯图基(Jodi Stookey)表示,目前已有充分的资料显示我们应当采集更多的数据。
'There's enough data to suggest that we should go get more data,' says Jodi Stookey, a scientist at Children's Hospital and Research Center in Oakland, Calif.
耶基斯国家灵长动物研究中心的科学家对七只雌性黑猩猩做了测试,验证对该物种的实地观察是否与实验室结果吻合。
Scientists at the Yerkes National Primate Research Center tested seven female chimpanzees to see if observations of the species' generous behavior in the field matched their decisions in a lab.
耶基斯国家灵长动物研究中心的科学家对七只雌性黑猩猩做了测试,验证对该物种的实地观察是否与实验室结果吻合。
Scientists at the Yerkes National Primate Research Center tested seven female chimpanzees to see if observations of the species' generous behavior in the field matched their decisions in a lab.
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