humans have forgotten this or have they?Chimpanzees overthrow, kill and then eat their tyrannical leaderChimpanzees overthrow, kill and then eat their tyrannical leader

https://www.independent.co.uk/news/science/chimpanzees-chimp-tyrant-eat-cannibal-tyrannical-leader-a-propos-of-nothing-a7557916.html?fbclid=IwAR3a0mOmV8Bz6cuQ697cSeilnHZrjioHZJeC7pDOmbFcowvS0XZJcOth1lo