ANT-2301 Lecture Notes - Concealed Ovulation, Body Odor, Ovulation
Document Summary
Increase in pair bonding (long term: expectations. Infer that females and males evolved preferences that enabled them to assess traits that indicate fitness levels. Biological traits: personality based on perceived facial features. Penton- voak- found that females preferred masculine looking faces at ovulation but less masculine faces when non-fertile: those on birth control show no preference. Length of relationship: shorter the relationship w/ high risk more masculine preferred (good genes, longer relationship less masculine face (caring/sharing) Jones- changes in preferences reflects changes in progesterone and not a change in estrogen: preferential changes in preferred odor. Genes make the molecules that enable the immune system to recognize invaders. Group of females smelled t-shirts worn by males. Women preferred odors of men w/ dissimilar mhc"s to their own: preferences not there is were on birth control. In chimps- males prefer older females due to high survivorship of offspring. Buss: found females prefer someone around 4 years older than them.
