NBB 201 Lecture Notes - Lecture 23: Optimal Foraging Theory, Overeating, Social Stratification
3 Mar 2019
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Lecture 23: how do you cut more emissions than global aviation and save 0. 5 million lives every year, carbon tax on food! Insects (crickets) are great alternative to meat product from other animals: people used to hunt for their food - crickets are very small. If search for two items similar, go for greater e/h, ignore other: prediction: other items enter the diet if preferred ones become rare (search time increases) Snowmobile introduction among cree, and switch from bows to shotguns among ache reduced diet breadth (ignore small prey: reducing search/handling time with technology, the more preferred items are even more profitable, reduced diet breadth. Men specialize on protein, women on carbs. Self-medication is common in animals: e. g. chimpanzees combat helminths. Swallowing leaves and chewing helps them get rid of the worms. Spices - huge efforts expended to get spices.
