PSYC 280 Chapter 12: PSYC 280 Chapter 12
1 Feb 2019
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Document Summary
Reproductive behavior can be divided into 4 stages. Sexual attraction - first stage in bringing males & females together. In many species, females attracted to males displaying best assortment of species-typical ornaments/traits. Sexually selected traits may signal superior genetic fitness/other characteristics making indiv desirable as mate & thus attractive. Process of attraction & mate selection can have high stakes. Pair bond - durable & exclusive r/s b/w male & female. In many species, sexual attraction closely synchronized w/ physiological readiness & appetite for sex. Appetitive behavior - second stage of mating behavior. Proceptive - referring to state in which animal advertises its readiness to mate through species-typical behaviors. Intromission - insertion of erect penis into vagina during copulation. Ejaculation - forceful expulsion of semen from penis. Semen - mixture of fluids & sperm released during ejaculation. Refractory period - period following copulatino during which indiv cannot recommence copulation.
