What’s in a kiss? Possibly 21 million years of evolution
December 24, 2025
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0:55Now PlayingWhat’s in a kiss? Possibly 21 million years of evolution
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as posted by the channelHow far back in evolutionary history does kissing go? Through phylogenetic analysis, an international team of scientists found that kissing was likely present in the ancestor of all apes – which lived 21 million years ago.
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