NBB 201 Lecture Notes - Lecture 16: Headhunting, New Guinea, Homicide
27 Feb 2019
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Lecture 16: what is aggression, often hunting has a quality of concentration like work, sometimes it seems playful. In rats, mouse-killing is controlled through different brain circuits than emotional attack: many non-predator have substantial aggression. Fighting rituals and fighting: rituals of combat - games, violence. Equally for both: archeological evidence, oetzi "the iceman", a hunter-gatherer shot in the back and killed near innsbruck, austria, "headhunting resembles a piacular sacrifice: it involves the taking of a human life with a view toward cleansing the participants of the contaminating burdens of their own lives" "when a victim is beheaded, older men discard the weight of age and recover the energy of their youth, whereas youths advance from novice status and adorn themselves with red earrings - admiration of young women" Sympathetic system and aggression: sns is part of the fight or flight part of the ans. Septal and hypothalamic effects: lesions of septal area cause aggression.
