Sex Differences in Parental Investment

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1. Problem with this theory being based on evolution

  • Cause and effect of evolution and sex differences in parental investments cannot be found
  • Its based on hunter-gatherer times and can be applied to this modern world as 2 species of apes closely related to humans show little or no parental investment wheras modern day fathers are much more involved in bringing up their children
  • Its deterministic to suggest this theory
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Other questions in this quiz

2. Which study found that men were more negatively affected by sexual infidelity and women were more affected by emotional infidelity as shown by physiological tests and self reports?

  • Buss et al.
  • Anderson (2007)
  • Willerman
  • Anderson (1999)

3. Which international meta-analysis carried out over 50 years found the frequency of cuckcoldry was 1 out of 25 families ?

  • Werner and Lotem
  • Bellis et al.
  • Anderson (1999)
  • Anderson (2007)

4. What did Werner and Lotem find?

  • Men who don't have full parental uncertainty will spend less time with offpsring
  • Men don't discriminate in the way they treat their biological children and step children
  • Male Cichild fish will choose the largest female as they are more likely to produce the largest eggs
  • Male Orb-weaving spiders are more likely to choose larger females when competition is high

5. What did Anderson (1999) find?

  • Men are more negatively affected by sexual infidelity as shown by physiological tests and self-reports
  • Men who are unsure of their parental uncertainty will spend less time with these offspring?
  • Men don't discriminate in the way they treat their own biological children and their partner's children from a previous relationship
  • Male cichild fish prefer largest females as they can produce more eggs

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