• Chimps have different cultural norms about friendliness, too

    7 days ago - By Ars Technica

    Enlarge / The extent that chimps engage in social grooming is different between groups.
    Human cultures have widely varying norms when it comes to friendliness and politeness. Make accidental eye contact with a Londoner on public transport and suffer mutual horror, but go to South Africa and find yourself routinely embraced by complete strangers. For researchers studying human behavior, there's a strong push to study a wider variety of different populations around the world in an effort to expand focus beyond rich westerners. But when it comes to animal behavior, differences between...
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