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Tag Archives: mating
Ask Smithsonian: Why Do We Kiss?
Love snuggling up to a sweetie and smooching? That’s romantic, but—spoiler alert—kissing can be a disgusting and dangerous activity. While kissing, couples exchange 9 milliliters of water, 0.7 milligrams of protein, 0.18 mg of organic compounds, 0.71 mg of fats, … Continue reading
Posted in Culture, Science, Smithsonian.com
Tagged foreplay, kiss, kissing, mate, mating, why do we kiss
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