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Friends smell like one another

Dogs greet other dogs nose-first, as it were — sniffing each other from fore to aft. People are not quite so open about the process of sniffing each other out.

But there is also evidence that human beings can infer kinship, deduce emotional states and even detect disease via the sense of smell.

Now, researchers of the Weizmann Institute of Science, in Israel, have gone a step further. They think they have shown, admittedly in a fairly small sample of individuals, that friends actually smell alike.

They have also shown that this is probably the case from the get-go, with people picking friends at least partly on the basis of body odour, rather than the body odours of people who become friends subsequently converging.

查看中英双语全文，微信关注“可可英语晨读”公众号。关注即可【加入晨读打卡学习群、领取双语全文pdf笔记，还能提前锁定免费直播课名额】。更多更快更精彩的内容，尽在“可可英语晨读”公众号。