ANTHRO 128A Study Guide - Midterm Guide: Reciprocal Altruism, Inclusive Fitness, Order Of Friars Minor Capuchin
Document Summary
Proximate - explains why organisms wil ldo something in a short time span; alarm calls bc of a predator. Developmental - give alarm calls by learning from others. Phylogenetic - recent common ancestor likely gave alarm calls, come from lineage of a lot of callers. Altruism gene will not evolve due to cheater theory. In population of 4 a and 3n and a calls. N will never pay any cost - cheaters. A will pass on the gene if they are more fit than n group. Disproportionately flowing towards kin who share the gene. Indivs tend to interact w/ others like them (i. e. kin), then they will direct their altruist behaviors at these altruists. 2 pathways: kin selection or reciprocal altruism due to positive assortment. Repeatedly see same indiv over again, many interactions. Ned to be able to recognize each other. Something allows them to have more kids than others. Less variation in group, but more within diff groups.
