Empecemos por aclarar que detrás del denominado ‘efecto Coolidge’ (el apellido de un conocido político norteamericano) hay una divertida. azwiki Kulic effekti; cawiki Efecte Coolidge; cswiki Coolidgeův efekt; dewiki Coolidge-Effekt; enwiki Coolidge effect; eswiki Efecto Coolidge; frwiki Effet Coolidge. Get this from a library! El efecto Coolidge: [solo un poco satiromaniaco]. [Ana Hernández; Jaime Miranda].

Author: Zulur Kajisar
Country: Swaziland
Language: English (Spanish)
Genre: Software
Published (Last): 19 April 2011
Pages: 416
PDF File Size: 18.69 Mb
ePub File Size: 20.73 Mb
ISBN: 853-8-89714-783-4
Downloads: 63006
Price: Free* [*Free Regsitration Required]
Uploader: Gardajinn

Pisauridae – Research – Aarhus University”. In a study conducted inresearchers conducted an experiment to test if the Coolidge effect could be observed in female rats. The Coolidge effect is a biological phenomenon seen in animals, whereby males exhibit renewed sexual interest whenever a new female is introduced to have sex with, even after cessation of sex with prior but still available sexual partners. Retrieved from ” https: CoolidgeArthur W. A male rat was placed into an enclosed large box with four or five female rats in heat.

Sperm competition and its evolutionary consequences in the insects. Coolidge were being shown [separately] around an experimental government farm.

President, a different hen every time. Coolidge] came to the chicken yard she noticed that a rooster was mating very frequently.

Animal cognition Animal communication Animal consciousness Animal culture Animal sexual behaviour Animal welfare science Anthrozoology Bee learning and communication Behavioural ecology Behavioural genetics Cognitive ethology Comparative psychology Emotion in animals Evolutionary neuroscience Human ethology Instinct Learning Neuroethology Pain in animals Sociobiology Tool use by animals Zoosemiotics Zoomusicology.

Though there is no single reason for why males will choose a novel partner, there have been experiments that show that the major determining factor for detecting a novel partner is through olfactory preference.


In Physiology of Behavior 11th ed. Trends in Ecology and Evolution. Behavioral and Neural Biology. By using this site, you agree to the Terms of Use and Privacy Policy.

Coolidge effect

Further evidence for the Coolidge effect in female rats”. It has been observed that in coolidte species, males allocate sperm differently due to the Coolidge effect. Bulletin of the Psychonomic Society. From Wikipedia, the free encyclopedia.

Male rats were then tested for preference through the use of an apparatus which had two cylinders that were attached to their home cage, and contained the familiar female and the novel female in each cylinder.

This page was last edited on 30 Decemberat She asked the attendant how often that happened and was told, “Dozens of times each day. The Coolidge effect is attributed to an increase in dopamine levels and the subsequent effect upon an animal’s limbic system.

Coolidge effect – Wikidata

Then the hamsters were allowed to mate with a female hamster until they became satiated. The Coolidge effect is typically found in most animals; however, there are instances where the Coolidge effect is absent. Aggression in Man and Animals.

Sesquicentennial half dollar U. Coolidge said, “Tell that to the President when he comes by. Views Read Edit View history.

The original experiments with rats applied the following protocol: This effect of olfaction has also been observed in invertebrates such as flies.

Lester and Gorzalka developed a model to determine whether or not the Coolidge effect also occurs in females. All subjects were then presented with two anesthetized females, one was the female they had previously copulated with, and the other was a novel female. Effect of changing the male”.


Coolidge effect – Wikipedia

The Coolidge effect states that males typically will prefer novel mates every time the opportunity is present, however there is a physical limit to the sex drive. The coolidge effect demonstrated in the female golden hamster”.

A dictionary of psychology 3rd ed. The cooolidge “Coolidge effect” was first suggested by behavioral endocrinologist Frank A. The Autobiography of Calvin Coolidge Frontiers in Zoology Portraits of Pioneers in Psychology.

Sexual attraction Jokes Ethology Mammalian sexuality. The Coolidge effect can be attributed to an coolidgee in sexual responsiveness, and a decrease in the refractory period. BMC Evolutionary Biology 7: While the Coolidge effect is usually demonstrated by males—that coolirge, males displaying renewed excitement with a novel female—the body of research into the phenomenon continues to explore the potentiality of the effect in females, specifically rodents.

Mating with multiple males may reduce the probability that the female’s gametes will not be successfully fertilized. In the paced condition, females were able to control the timing of copulation, while in the non-paced condition males regulated the timing of mating. Additional studies have also provided further evidence for the role of the nucleus accumbens on sexual behaviour in rats.

Cooolidge cousins Marcus A.