Nevertheless, it is only an attempt at phenomenological differentiation. Tentacle erotica features tentacled creatures raping or otherwise penetrating women or men. Mammary intercourse has sometimes been gay cock considered a perversion. Top and dominant are widely recognized for those partner in the relationship or activity who are, respectively, the physically active or controlling participants. See also Gay-for-pay. A celebrity sex tape is typically an amateur pornographic video recording involving one or more celebrity famous person which has, intentionally or unintentionally, been made available publicly. A person may be sexually penetrated multiple times simultaneously. Reality pornography is a genre of pornography where staged scenes, usually shot in cinéma vérité fashion, set up and precede sexual encounters. The Girls Gone Wild series is one example. Crush pornography features objects being crushed by an actress or actor, who generally plays an overtly dominant role. Women who adopt a lesbian identity share experiences that form an outlook similar to an ethnic identity: as homosexuals, they are unified by the heterosexist discrimination and potential rejection they face from their families, friends, and others as a result of homophobia. The term has hentai sex also applied to other professions and even companies trying to appeal to a gay demographic. Others consider the position to involve the man squatting over his reclined partner while the testicles are repeatedly raised and lowered into the mouth. Clothed female, naked male pornography features naked men and clothed women; typically, the women humiliate and abuse the men or perform fellatio and/or handjobs on the men. Creampie pornography features ejaculation inside the vagina , mouth or rectum instead of the common cum shot, followed by the visible seeping or dripping of semen from the vagina, mouth or anus. Unlike smothering, in facesitting the bottom partner is not deprived of naked milf air. Anilingus is an oral and anal sex act where one person stimulates the anus of another person by the use of their mouth, including lips, tongue or teeth.