BISC 102 Lecture Notes - Lecture 9: Mate Choice, Sexual Selection, Northern Fur Seal
12 Nov 2018
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Document Summary
Difference between male and female: female produce few, large, energetically expensive gametes gametes reproductive success is not determined by number of mates, male. Reproductive success is determined by number of mates: every offspring is a result of a male and female combines. Reproductive success: selection for males to maximize quantity so males compete with each other, selection for female to maximize quality so females choose their mates carefully, female. Sexual selection and mating systems: defined by darwin as: Advantage which certain individuals have over other individuals of the same sex and species. ^ which is in exclusive relation to reproduction: process by which individuals that have traits that increase mating success are favoured over individuals that do not have those traits. Intrasexual process favouring the ability to compete directly with members of the same sex for access to the opposite sex. Intersexual process favouring the ability to attract members of the opposite sex.
