Nevertheless, it is only an attempt at phenomenological differentiation. Studies among BDSM practitioners in the US have shown that about half of all men find the idea of bondage to be erotic; many women do as well. Group sex also occurs in populations of non-human animals such as bonobo apes and chimpanzees. Some POV/gonzo porn sometimes breaks the strict point-of-view convention. Breast fetishism is a paraphilic sexual interest focused on female breasts . Sadomasochistic scenes sometimes reach a level that appear more extreme or cruel than other forms of BDSM—for example, when a masochist is brought to tears or videos porno gay is severely bruised—and is occasionally unwelcome at BDSM events or parties. Special forms include erotic roleplay like ageplay, in which a difference in age, either real or enacted, formulates the background; or petplay. The terms Big Beautiful Women and BBW were coined by Carole Shaw in 1979, when she launched BBW Magazine, a fashion and lifestyle magazine for plus-size women Fat fetishism is the strong or exclusive sexual attraction to overweight or obese people. In the gay pornography industry, which uses amateurs as well as professional actors, the term gay-for-pay refers to actors labeled or believed to be straight but who engage anime hentai in same-sex sexual activities for money. The current public acceptance of celebrities with sex tapes is speculated by Joe Levy, executive editor of Rolling Stone, to be due to the easy availability of pornography, as well as couples more commonly making their own tapes due to the prevalence of video cameras. A 2009 study found that heterosexual male fat admirers preferred females that were clinically overweight and rated both overweight and obese milf fuck women more positively than slighter individuals. For a foot fetishist, points of attraction include the shape and size of the foot and toes , jewelry , treatments , state of dress , odor, and sensory interaction . Following the introduction of the Motion Picture Association of America film rating system, independent animation producers attempted to establish an alternative to mainstream animation.