Cryptic female choice
WebInfectious Disease Medicine • Female • Age 49. Dr. Laura Broyles, MD is an Infectious Disease Specialist in Atlanta, GA and has over 25 years of experience in the medical … WebJul 28, 1996 · Cryptic female choice establishes a new bridge between sexual selection theory and reproductive physiology, in particular the physiological effects of male seminal products on female reproductive processes, such as sperm transport, oviposition, and remating. Eberhard interweaves his review of previous studies with speculation on the ...
Cryptic female choice
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WebJun 10, 2024 · Mate choice can continue after mating via chemical communication between the female reproductive system and sperm. … Cryptic female choice is a form of mate choice which occurs both in pre and post copulatory circumstances when females in certain species use physical or chemical mechanisms to control a male's success of fertilizing their ova or ovum; i.e. by selecting whether sperm are successful in fertilizing their … See more Females not only exert sexual control but also benefit from exerting such control over male reproductive success. It has been observed that in some species males continue to court females following copulation, which … See more Many mechanisms exist in the animal world that allow females to practice cryptic female choice by manipulating which reproductive events … See more The wide variety of species around the world provides us with many examples of each mechanism of cryptic female choice. This section provides a more detailed example of a few of … See more
WebApr 1, 2006 · The prevalence and evolutionary consequences of cryptic female choice (CFC) remain highly controversial, not least because the processes underlying its expression are often concealed within the female reproductive tract. However, even when female discrimination is relatively easy to observe, as in numerous insect species with … WebAug 21, 2024 · Cryptic female choice (CFC) is commonly assumed to act only in polyandrous mating systems, which allows females to bias fertilization towards the sperm …
WebMay 26, 2015 · Cryptic female choice may be common among crustaceans , but few studies have thoroughly examined it in this diverse taxonomic group. Herein, we summarize current genetic evidence for multiple ... WebDiscrimination among males during or after copulation is called cryptic female choice because it occurs after intromission, the event that was formerly used as the definitive criterion of male reproductive success and is therefore usually difficult to detect and confirm.
WebMay 1, 2024 · Cryptic female choice (CFC) represents postmating intersexual selection arising from female-driven mechanisms at or after mating that bias sperm use and impact male paternity share. Although biologists began to study CFC relatively late, largely spurred by Eberhard’s book published 20 years ago, the field has grown rapidly since then.
WebJun 10, 2024 · Mate choice can continue after mating via chemical communication between the female reproductive system and sperm. While there is a growing appreciation that females can bias sperm use and... norfolk constabulary latest newshow to remove juniper shrubsWeb45 minutes ago · Katie Holmes rocks a bedazzled pair of two-toned jeans as she arrives at the Drew Barrymore Show in New York City. Vanderpump Rules star Scheana Shay, 37, reveals she is planning to have a SECOND ... how to remove juniper ground coverWebIt is important to distinguish between cryptic female choice and facultative parthenogenesis, a form of asexual reproduction. Due to the female's ability to get pregnant long after she has been in contact with a male, it is … norfolk constabulary pcnWebcryptic female choice may occur and has defined it thus: "Sexual selection by cryptic female choice can result from a female-controlled process or structure that selectively fa-vors paternity by conspecific males with a particular trait over that of others that lack the trait when the female has copulated with both types" (Eberhard 1996, p. 7 ... norfolk constabulary hr departmentWebThe term cryptic female choice was coined by Randy Thornhill (Thornhill 1983) to describe events occurring after the onset of copulation that determine the extent to which a female makes use of a male's sperm. Eberhard's new book (Female Control: Sexual Selection by Cryptic Female Choice) focuses on cryptic female choice and its importance to ... norfolk constabulary newsWebfemale choice, cryptic female choice was considered to be a less powerful and hence a less important selective force than sperm competition (e.g., Parker 1979, 1984). Second, … how to remove junk emails from gmail