Sex differences in jealousy

Question 1

What males’ risk

Answer 1

In species with internal female fertilization, they risk fraternal probability and investment in a rival’s gametes.

Question 2

What females’ risk

Answer 2

The commitment, resources and protection of their mate is directed to another female. The survival of their offspring is risked

Question 3

sex differences in jealousy

Answer 3

Three studies tested the hypothesis that sex differences in jealousy developed as solutions to the respective adaptive problems faced by each sex.

Question 4

Study 1

Answer 4

Men and women selected which event would upset them more
- their partner enjoying intimate sexual intercourse with someone
- their partner having a deep emotional attachment

• their partner trying new sex positions
• their partner falling in love with someone

Question 5

What is jealousy

Answer 5

An emotional state that is aroused by a perceived threat to a valued relationship or position and motivates behaviour aimed at countering the threat. Jealousy is ‘sexual’ if
the valued relationship is sexual”

Question 6

Results of Experiment One

Answer 6

60% of males reported higher distress for sexual infidelity, 17% of females chose the same option, 83% reported that they would experience more distress to emotional stuff
32% more men expressed greater distress to trying new sex positions