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Factors in female mate choice include the woman's own perceived attractiveness, the woman's personal resources, mate copying and parasite stress. [67] Romantic love is the mechanism through which long-term mate choice occurs in human females. [69] In humans, females have to endure a nine-month pregnancy and childbirth. [67]
Human mate choice, an aspect of sexual selection in humans, depends on a variety of factors, such as ecology, demography, access to resources, rank/social standing, genes, and parasite stress. While there are a few common mating systems seen among humans, the amount of variation in mating strategies is relatively large.
In other insects, females may choose a mate in relation to aspects of his songs. In any case, it is possible that females compare the songs of several males before making a choice. [12] Female calling syndrome occurs when female social insects emit a typical call to the males in close proximity to their natal nests.
A lekking species is characterised by male displays, strong female mate choice, and the conferring of indirect benefits to males and reduced costs to females. Although most prevalent among birds such as black grouse , lekking is also found in a wide range of vertebrates including some bony fish , amphibians , reptiles , mammals , and arthropods ...
Females are more likely to engage in extra-pair relationships if paired with MHC-similar mates and more dissimilar mates are available. Similarly, MHC diversity in house sparrows, Passer domesticus, suggests that MHC-disassortative mate choice occurs. [2] MHC-mediated mate choice has been shown to exist in Swedish sand lizards, Lacerta agilis ...
European pied flycatcher Ronald Fisher in 1912. The sexy son hypothesis in evolutionary biology and sexual selection, proposed by Patrick J. Weatherhead and Raleigh J. Robertson of Queen's University in Kingston, Ontario in 1979, [1] states that a female's ideal mate choice among potential mates is one whose genes will produce males with the best chance of reproductive success.
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Sexual selection creates colourful differences between sexes in Goldie's bird-of-paradise.Male above; female below. Painting by John Gerrard Keulemans.. Sexual selection is a mechanism of evolution in which members of one sex choose mates of the other sex to mate with (intersexual selection), and compete with members of the same sex for access to members of the opposite sex (intrasexual ...