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  2. Mating system - Wikipedia

    en.wikipedia.org/wiki/Mating_system

    Polygyny is associated with an increased sharing of subsistence provided by women. This is consistent with the theory that if women raise the children alone, men can concentrate on the mating effort. Polygyny is also associated with greater environmental variability in the form of variability of rainfall. This may increase the differences in ...

  3. Polyandry - Wikipedia

    en.wikipedia.org/wiki/Polyandry

    Polyandry (/ ˈ p ɒ l i ˌ æ n d r i, ˌ p ɒ l i ˈ æ n-/; from Ancient Greek πολύ (polú) 'many' and ἀνήρ (anḗr) 'man') is a form of polygamy in which a woman takes two or more husbands at the same time. Polyandry is contrasted with polygyny, involving one male and two or more females.

  4. Polygyny - Wikipedia

    en.wikipedia.org/wiki/Polygyny

    A criticism against polygyny is that in almost all cultures and religious communities that practice it, polygyny is the only form of polygamy that is allowed; and, as such, this violates modern principles of equality between men and women, especially as in many such places females having multiple partners is violently punished through honor ...

  5. Polygamy - Wikipedia

    en.wikipedia.org/wiki/Polygamy

    According to the Ethnographic Atlas Codebook, of 1,231 societies noted between from 1960 to 1980, 588 had frequent polygyny, 453 had occasional polygyny, 186 were monogamous, and 4 had polyandry [5] – although more recent research found some form of polyandry in 53 communities, which is more common than previously thought. [6]

  6. Polygamy in North America - Wikipedia

    en.wikipedia.org/wiki/Polygamy_in_North_America

    Polygamy is a crime and punishable by a fine, imprisonment, or both, according to the law of the individual state and the circumstances of the offense. [18] Polygamy was outlawed in federal territories by the Edmunds Act, and there are laws against the practice in all 50 states, as well as the District of Columbia, Guam, [19] and Puerto Rico. [20]

  7. Polygamy in Africa - Wikipedia

    en.wikipedia.org/wiki/Polygamy_in_Africa

    Polygamy in Africa has existed throughout the history of Africa. [1] Polygamy, particularly polygyny, is a highly valued social institution in Africa. [1] Polygamy is a marriage between a man or woman and their multiple spouses. [2] Polygyny is a marriage between a man and multiple wives. [2] Polyandry is a marriage between a woman and multiple ...

  8. Polyandry in animals - Wikipedia

    en.wikipedia.org/wiki/Polyandry_in_animals

    Polyandry is often compared to the polygyny system based on the cost and benefits incurred by members of each sex. Polygyny is where one male mates with several females in a breeding season (e.g., lions, deer, some primates, and many systems where there is an alpha male ). [ 1 ]

  9. Polygynandry - Wikipedia

    en.wikipedia.org/wiki/Polygynandry

    Polygynandry is a mating system in which both males and females have multiple mating partners during a breeding season. [1] In sexually reproducing diploid animals, different mating strategies are employed by males and females, because the cost of gamete production is lower for males than it is for females. [2]