• Thumbnail for Sexual selection
    Sexual selection is a mode of natural selection in which members of one biological sex choose mates of the other sex to mate with (intersexual selection)...
    54 KB (5,786 words) - 07:10, 26 April 2024
  • Thumbnail for Sexual selection in humans
    Sexual selection in humans concerns the concept of sexual selection, introduced by Charles Darwin as an element of his theory of natural selection, as...
    77 KB (8,819 words) - 01:49, 26 March 2024
  • Thumbnail for Sexual dimorphism
    mainly through sexual selection. These differences may be subtle or exaggerated and may be subjected to sexual selection and natural selection. The opposite...
    101 KB (11,897 words) - 04:37, 27 April 2024
  • Thumbnail for Sexual selection in birds
    Sexual selection in birds concerns how birds have evolved a variety of mating behaviors, with the peacock tail being perhaps the most famous example of...
    42 KB (5,517 words) - 11:03, 10 March 2024
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    attract females, and the showy features of the males had evolved by sexual selection. More recently, Amotz Zahavi proposed in his handicap principle that...
    52 KB (5,919 words) - 23:25, 2 April 2024
  • Thumbnail for Sexual selection in spiders
    Sexual selection in spiders shows how sexual selection explains the evolution of phenotypic traits in spiders. Male spiders have many complex courtship...
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  • Sexual selection has been observed in fungi as a part of their reproduction, although they also often reproduce asexually. In the basidiomycetes, the sex...
    10 KB (1,494 words) - 14:03, 16 February 2024
  • Thumbnail for Sexual selection in mammals
    Sexual selection in mammals is a process the study of which started with Charles Darwin's observations concerning sexual selection, including sexual selection...
    31 KB (3,527 words) - 17:08, 19 February 2024
  • Thumbnail for Sexual selection in amphibians
    Sexual selection in amphibians involves sexual selection processes in amphibians, including frogs, salamanders and newts. Prolonged breeders, the majority...
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  • Sexual selection is described as natural selection arising through preference by one sex for certain characteristics in individuals of the other sex. Sexual...
    12 KB (1,563 words) - 23:31, 7 March 2024
  • Thumbnail for Sex
    usually identified through observation of that individual's sexual characteristics. Sexual selection or mate choice can accelerate the evolution of differences...
    63 KB (7,033 words) - 00:38, 30 April 2024
  • Thumbnail for Sexual selection in insects
    Sexual selection in insects is about how sexual selection functions in insects. The males of some species have evolved exaggerated adornments and mechanisms...
    12 KB (1,675 words) - 21:57, 8 April 2024
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    advantage of sexual reproduction is that it increases genetic diversity and impedes the accumulation of harmful genetic mutations. Sexual selection is a mode...
    38 KB (4,779 words) - 17:04, 25 April 2024
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    biggest factors that leads to the development of sexual dimorphism in shorebirds is sexual selection. Males with ideal characteristics favored by females...
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  • Thumbnail for The Descent of Man, and Selection in Relation to Sex
    details his theory of sexual selection, a form of biological adaptation distinct from, yet interconnected with, natural selection. The book discusses many...
    51 KB (6,413 words) - 03:29, 26 February 2024
  • Thumbnail for Natural selection
    as sexual selection. Female bodies also prefer traits that confer the lowest cost to their reproductive health, which is known as fecundity selection. Natural...
    108 KB (11,688 words) - 02:53, 28 April 2024
  • Thumbnail for Sex organ
    Sex organ (redirect from Sexual organ)
    first, testes and ovaries evolved due to natural selection. A consensus has emerged that sexual selection represents a primary factor for genital evolution...
    20 KB (1,971 words) - 04:08, 21 April 2024
  • Thumbnail for Sexual attraction
    is an individual's ability to attract other people sexually, and is a factor in sexual selection or mate choice. The attraction can be to the physical...
    24 KB (2,713 words) - 23:55, 7 March 2024
  • Thumbnail for Sexual dimorphism in non-human primates
    systems in the sexual selection of primates. Extant primates exhibit a broad range of variation in sexual size dimorphism (SSD), or sexual divergence in...
    25 KB (3,136 words) - 17:17, 12 March 2024
  • Thumbnail for Fisherian runaway
    Fisherian runaway or runaway selection is a sexual selection mechanism proposed by the mathematical biologist Ronald Fisher in the early 20th century...
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  • to explain age disparity in sexual relationships in terms of natural selection and sexual selection. Within sexual selection, Darwin identified a further...
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  • found sexually attractive by many men is in agreement with sexual selection acting on human females secondary sexual characteristics. Sexual selection for...
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  • Thumbnail for Flowering plant
    characteristics acted upon by sexual selection. Sexual dimorphisms and reproductive organs can also be affected by sexual selection in flowering plants. Charles...
    78 KB (6,060 words) - 18:55, 25 April 2024
  • Thumbnail for Sexual selection in scaled reptiles
    Sexual selection in scaled reptiles studies how sexual selection manifests in snakes and lizards, which constitute the order Squamata of reptiles. Each...
    35 KB (4,430 words) - 09:03, 19 February 2024
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    also be seen in the chase-away sexual selection model, which places inter-sexual conflicts in the context of secondary sexual characteristic evolution, sensory...
    67 KB (8,681 words) - 02:48, 17 March 2024
  • Thumbnail for Charles Darwin
    nature. In 1871, he examined human evolution and sexual selection in The Descent of Man, and Selection in Relation to Sex, followed by The Expression of...
    162 KB (15,891 words) - 14:19, 28 March 2024
  • Thumbnail for Sockeye salmon
    body size and sexual dimorphism can affect one's survival. This leads to opposing pressures of natural selection and sexual selection. Larger males are...
    41 KB (4,558 words) - 21:45, 4 April 2024
  • natural selection, selection in evolution Sex selection, in genetics Mate selection, in mating Sexual selection in humans, in human sexuality Human mating...
    2 KB (243 words) - 10:49, 16 February 2024
  • Thumbnail for Evolution
    Evolution (redirect from Mutation-selection)
    under selection can be partially captured by an appropriate effective population size. A special case of natural selection is sexual selection, which...
    238 KB (24,700 words) - 04:40, 1 April 2024
  • Thumbnail for Ovis
    Festa-Bianchet, M; Jorgenson, J; Strobeck, C (2002). "Age-Dependent Sexual Selection in Bighorn Rams". Proceedings of the Royal Society B: Biological Sciences...
    10 KB (1,135 words) - 08:40, 25 April 2024