Search results
Results From The WOW.Com Content Network
t. e. Polyandry (/ ˈpɒliˌændri, ˌpɒliˈæn -/; 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. If a marriage involves a plural number of "husbands ...
Jacana spinosa – Palo Verde National Park, Costa Rica. In behavioral ecology, polyandry is a class of mating system where one female mates with several males in a breeding season. 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 ...
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 husbands. [2] A common expectation for African kings in African ...
v. t. e. Polygamy (from Late Greek πολυγαμία polygamía, "state of marriage to many spouses") [1][2][3][4] is the practice of marrying multiple spouses. When a man is married to more than one wife at the same time, it is called polygyny. When a woman is married to more than one husband at the same time, it is called polyandry.
Definition. Polygamy is defined as the practice or condition of one person having more than one spouse at the same time, conventionally referring to a situation where all spouses know about each other, in contrast to bigamy, where two or more spouses are usually unaware of each other. [3] Polyandry is the name of the practice or condition when ...
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 ...
Female and male sexual behaviour differ in many species. Often, males are more active in initiating mating, and bear the more conspicuous sexual ornamentation like antlers and colourful plumage. This is a result of anisogamy, where sperm are smaller and much less costly (energetically) to produce than eggs.
Polygyny in animals. Polygyny (/ pəˈlɪdʒɪni /; from Neo-Greek πολυγυνία, from πολύ- (polú-) 'many' and γυνή (gunḗ) 'woman, wife') [1] is a mating system in which one male lives and mates with multiple females but each female only mates with a few males. Systems where several females mate with several males are defined ...