BIO 362 Lecture Notes - Lecture 12: Bolas Spider, Life Insurance, Human Sexual Activity
Document Summary
Lecture #12: sexuality in the human village- 2. Runaway sexual selection creates very grand features (male peacock extravagant) becomes disadvantageous for survival- (cid:272)aught i(cid:374) so(cid:272)ial trap (cid:271)e(cid:272)ause fe(cid:373)ales prefer (cid:862)lo(cid:374)ger tailfeathers(cid:863) Sexual dimorphism- peacock male bright blue and huge tail feather, while female is camoflouged and nice short tail feather. Humans have low level of dimorphism because of management of coi- male and female humans are not all that different physically and in sexual practices also. Males become aroused immediately with multiple partner mating unless the same female mates with another male (then gets aroused quick by same female)- coolidge effect. Throwing stones is very democratic males and females doing choosing and making decisions for the majority. Human sexual behavior is uniquely flexible because of the life insurance brought upon the village. Need management coi for rape, prostitution, etc in order for monogamy and police extreme sexual jealousy for promiscuity.
