Sometimes it just takes "a terrible outbreak of tuberculosis selectively killing off the biggest, nastiest and most despotic males, setting the stage for a soci

Sometimes it just takes "a terrible outbreak of tuberculosis selectively killing off the biggest, nastiest and most despotic males, setting the stage for a social and behavioral transformation unlike any seen in this notoriously truculent primate." https://www.nytimes.com/2004/04/13/science/no-time-for-bullies-baboons-retool-their-culture.html https://www.nytimes.com/2004/04/13/science/no-time-for-bulli...