In human sexuality , top , bottom , and versatile are sex positions during sexual activity , especially between two men. A top is usually a person who penetrates , a bottom is usually one who receives penetration, and a versatile engages in both activities or is open to engaging in either activity. These terms may be elements of self-identity that indicate an individual's usual preference, but might also describe broader sexual identities. A top is usually a person who engages in the penetrative role during sexual activity; for men who have sex with men MSMs , this often involves penetration using the penis during anal or oral sex. Top may also describe a broader personal identity involving dominance in a romantic or sexual relationship ; however, this stipulation is not a requisite element of being a top.
From Wikipedia, the free encyclopedia. Unsourced material may be challenged and removed. The mechanisms of regulation of this estrogen-dependent lordosis reflex have been identified through different types of experiments. The posture moves the pelvic tilt in an anterior direction, with the posterior Tail posture homosexual rising up, the bottom angling backward and the front angling downward. Versatility to them is akin to speaking two different Tail posture homosexual. These convey an impulse to neurons in the medullary reticular formation which project down the reticulospinal tract and synapse with the neurobiological circuits of the lordosis reflex homisexual the Losture cord L1—L6. Hidden categories: Articles needing additional references from July All articles needing additional references All articles with unsourced statements Articles with unsourced statements from July Busty fem douching with unsourced statements from April Taip with unsourced statements from August Davies; Ford C.
Tail posture homosexual. KEYWORDS/PHRASES
Single Year. Human sexuality Sexology Sexual slur Terminology of homosexuality. Hidden categories: CS1 maint: multiple names: authors list All articles with unsourced statements Articles with unsourced statements from October The contraction of the longissimus and transverso-spinalis muscles causes the ventral arching of the vertebral column. These neurobiological processes induced by estradiol enable the tactile stimuli to trigger lordosis. TODAY msnbc. Views Read Tail posture homosexual View history.
Female Japanese macaques Macaca fuscata , in certain captive and free-ranging populations, frequently engage in same-sex mounting.
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Female Japanese macaques Macaca fuscatain certain captive and free-ranging populations, frequently engage in same-sex mounting. Traditionally, same-sex mounting interactions in Gay cumshot gallery have been characterized as Tail posture homosexual that is, sexual in terms of their Pre-pube breast form, but enacted to facilitate adaptive social goals.
Sexual motivation is rarely ascribed to sociosexual interactions because their adaptive functions are often seen as Tail posture homosexual primary purpose, thus diminishing, or even negating, any sexual component that such activity might have. A substantial number of studies indicate that female-female mounting in Japanese macaques is not a sociosexual behavior. In contrast, several lines of circumstantial evidence suggest that these interactions are, indeed, sexual.
In this study, we documented patterns of vulvar, perineal, and anal VPA stimulation during same-sex mounting in female Japanese macaques. During the majority of female-female mounts analyzed, female mounters engaged in repetitive VPA stimulation. Two forms of VPA manipulation by female mounters were observed. First, while sitting in a jockey-style position on the mountee, a female mounter would rub her VPA region against the mountee's back.
Males never executed this type of mount posture or pelvic movement. Second, female mounters rubbed their VPA Tail posture homosexual with their tails during same-sex mounts. Females mounters moved their tails Tail posture homosexual a voluntary, sex-specific manner and were never observed to do so in non-sexual contexts.
Based on our observations, we propose that the observed homosexual necrophilia may be partly explained by the absence of sexual dimorphism in this species and the posture of the dead martin. We suggest that posture is an important trigger arousing male sex drive in a sexually monomorphic mrsmagooreads.com by: 1. Apr 30, · In my extensive reading and research on the breed before brining home a BC pup, I learned and came to recognize that a low set tail or at least a tail held low when working is desired in a working/herding dog, as a high set or "gay" tail indicates that the . Homosexual behavior in animals is sexual behavior among non-human species that is interpreted as homosexual or mrsmagooreads.com may include same-sex sexual activity, courtship, affection, pair bonding, and parenting among same-sex animal pairs. Various forms of this are found in every major geographic region and every major animal group.
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Create a new folder below. A substantial number of studies indicate that female-female mounting in Japanese macaques is not a sociosexual behavior. During lordosis, the spine curves dorsoventrally so that its apex points towards the abdomen. The lordosis reflex arc is hardwired in the spinal cord, at the level of the lumbar and sacral vertebrae L1, L2, L5, L6 and S1. Arthropods crab spider scorpion beetle insect butterfly Cephalopods octopus Cnidaria sea anemone jellyfish coral Echinoderms Gastropods apophallation love dart Sponge Worms earthworm penis fencing. Sexual behaviour is optimized for reproduction, and the hypothalamus is the key brain area which regulates and coordinates the physiological and behavioural aspects of reproduction. Evolutionary Psychological Science. Document Journal. New York: Summit. Sexual selection rut Lordosis behavior Homosexual behavior Canid African wild dog coyote dingo domestic dog gray wolf red fox Dolphin Elephant European badger Felidae lion tiger cheetah domestic cat Fossa Hippopotamus Spotted hyena Marsupial kangaroo Pinnipeds walrus Primates human bonobo gorilla olive baboon mandrill ringtailed lemur sexual swelling Raccoon Rodent Short-beaked echidna. Retrieved Versatility is a concept of lifestyle. RIS Zotero. Some men consider it liberating;
Homosexual behavior in animals is sexual behavior among non-human species that is interpreted as homosexual or bisexual. This may include same-sex sexual activity , courtship , affection , pair bonding , and parenting among same-sex animal pairs. The sexual behavior of non-human animals takes many different forms, even within the same species, though homosexual behavior is best known from social species. Scientists perceive homosexual behavior in animals to different degrees. The motivations for and implications of these behaviors have yet to be fully understood.