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February 25, 2011

Strange But True!

Q. What's so uniquely human about the way we pucker up to plant a kiss?

A. Our lips are said to be “everted,” or pursed outward, says Sheril Kirshenbaum in “The Science of Kissing: What Our Lips Are Telling Us,” reported in Discover magazine. Though we're the only everters, we're not the only mammals to engage in kissing-like behavior: Great apes too press lips together to express excitement, affection or reconciliation.


 
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