What is the advantage of monogamy?
According to research published in the Proceedings of the National Academy of Sciences, protecting the lives of his offspring was the paramount benefit of monogamy.
Separate findings published in the journal Science said that keeping his mate faithful provided the greatest evolutionary edge..
Where is polygamy most common?
Polygamy is very common in the animist and Muslim communities of West Africa. In Senegal, for example, nearly 47 per cent of marriages are said to feature multiple women. It is relatively high still in many Arab nations; among the Bedouin population of Israel it stands at about 30 per cent.
Can polygamy be successful?
Polygamy may enable a male to sire more offspring, but monogamy can, in certain circumstances, represent a more successful overall reproductive strategy. … Historically, most cultures that permitted polygamy permitted polygyny (a man taking two or more wives) rather than polyandry (a woman taking two or more husbands).
Why is polygamy important?
Polygyny has several economic, social, and health advantages over monogamy. In most cultures, women contribute significantly to the wealth of the household and can thus materially benefit from the labour of an additional spouse.
What are the advantages of polyandry?
Benefits and costs of mating for females. The adaptive significance of polyandry in animals is controversial. Polyandry has direct benefits for females allowing fertilization assurance, provision of resources, and parental care for their offspring.