Parental Investment - Psychological study of Relationships - Flashcards in A Level and IB Psychology

1. Why do Males Invest Less as Parents than Women?

Men are less competent with handling children as didn't carry the child prenatally but was biologically forced to be separate from them
Children prefer their mothers
Males could never have been totally sure they haven't been cuckolded unlike women who are
Men are more selfish in sharing their resources than women

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Men have an evolved drive for sexual variation and therefore are less likely to commit to postnatal investment
Males provide resources for child post-natally
Great Extent
Equal to female postnatal parental investment

91 childless undergrads reported (no gender differences) they felt ready to become parents but measured their physiological responses males showed significantly increased heart-rate suggesting they're biologically less prepared than females
Males are more jealous of physical adultery where as women are more jealous of emotional adultery and concludes that sexual jealousy has evolved over time as a way of preventing cuckoldry
Using the a magazine survey completed by 2700 UK women estimated 14% of children in the UK are the result of extra-marital affairs and cuckoldry
Men would not discriminate against paying for their biological children and their step-children's collage education

In order to appear more attractive to males
Gametes are more costly and less numerous than male sperm so can only have a limited amount of offspring
Women are biologically less able to hunt and so raise children instead
human infants are born relatively immature compared to other animals so they would not survive if left to their own devices

Males are more jealous of physical adultery where as women are more jealous of emotional adultery and concludes that sexual jealousy has evolved over time as a way of preventing cuckoldry
91 childless undergrads reported (no gender differences) they felt ready to become parents but measured their physiological responses males showed significantly increased heart-rate suggesting they're biologically less prepared than females
Men would not discriminate against paying for their biological children and their step-children's collage education
Using the a magazine survey completed by 2700 UK women estimated 14% of children in the UK are the result of extra-marital affairs and cuckoldry

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