The surprising benefits of being blinded by love At what point monogamy began to occur in humans is up for debate. Some anthropologists cite the fact that ancient human ancestors were strongly sexually dimorphic — that males and females were different sizes and shapes — as evidence of non-monogamy. A high degree of sexual dimorphism suggests that there are strong sexually selective pressures on one or both genders. In some species, like gorillas, larger males are more likely to be sexually successful by using their greater size to fight off competition from other males. Sexual dimorphism does not always work this way. Species that use ostentatious displays of fitness, like birds with beautiful plumes and brightly coloured fish, compete for the attention of mates, rather than physically fighting off competition.
Equally polyamory expert Elisabeth Sheff, Ph. In , it was approximate that 4—5 percent of North Americans were involved in a consensual nonmonogamous relationship. Although nonmonogamy remains widely stigmatized in its social perception, a study all the rage the Journal of Social after that Personal Relationships suggests that partners in open relationships are by the same token as satisfied and happy at the same time as those in monogamous relationships. She is the author of the syndicated sex column Ask Isadora. Elisabeth Sheff , Ph. But nonmonogamy is a new belief to you, your head capacity be spinning. Spend some age reflecting on your romantic goals and what you want absent of your relationship.