Richard Saplosky has written about some of the common traits in these cultures. Interesting stuff. https://www.robertsapolskyrocks.com/aggression-iv.html https

Richard Saplosky has written about some of the common traits in these cultures. Interesting stuff. https://www.robertsapolskyrocks.com/aggression-iv.html https://www.robertsapolskyrocks.com/aggression-iv.html