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Submission + - People would sooner have sex with foreigners than tell their fables (nature.com)

ananyo writes: "An analysis of a folk tale ('‘The kind and the unkind girls’) using the statistical tools of population genetics has found that the barriers to the spread of fables are stronger than those for the exchange of genes — a message that might be crudely expressed as: “I’ll sleep with you, but I prefer my stories to yours.”
According to researchers, the findings support the view that our cultures act almost like distinct biological species. “Our cultural groups draw pretty tight boundaries around themselves and can absorb genetic immigrants without absorbing their cultures,” ays Mark Pagel, an evolutionary biologist at the University of Reading, UK, who specializes in cultural transmission."

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