ANT211H5 Lecture Notes - Lecture 7: Concealed Ovulation, Facial Symmetry, Fluctuating Asymmetry
Document Summary
Female sexual selection: body shape, whr (waist to hip ratio, asymmetry thinness, female completion strategy, breasts, menstruation, concealed ovulation, orgasm, menopause. Sexual anatomy can be a reflection of evolutionary trends in sexual behaviour. Sociobiology has 3 criteria: cross cultural phenomenon, must affect reproduction, behaviours must be evident in some form outside our species. Physical attractiveness: more important for men, not a cultural phenomenon, universal sexual attractiveness is not a thing. Waist hip ratio (whr) (waist measurement over hip measurement) (singh, 1993a: ratio of breast, hip & waist, ideal female figure cross culturally signals female reproductive status, reproductive capability & health status. Males testosterone: android fat : stimulates fat deposits in abdominal region & inhibits fat deposition in thighs and buttocks, highly mobilized for energy. Women: estrogen: gynoid fat (related to singh"s theory) inhibits fat deposition in abdomen & stimulates fat in thighs & buttocks: energy reserve for pregnancy & lactation.
