It is sometimes combined videos gays with BDSM features. Transsexual porn star Wendy Williams has stated that transsexual Porn is classified as Straight Specialty. Several hundred exclusively Naked Girls pegging films were produced, as well as twice as many bisexual and straight films with strap-on scenes. Internal ejaculation shots are a comparatively recent development in pornography; they are not found momsex in early pornographic films. The name was coined from the title of the controversial book. John Stagliano is considered to have started the gonzo pornography genre with his Buttman series of films. The term combines elements of the Freudian psychoanalytic fetish and the Marxist commodity fetish, and is used in the context of British, Spanish and French colonialism and imperialism and their aftereffects. Clothed male, naked female is one-sided female nudity in which one or more females are nude while one or more men are clothed. Sadomasochism is practiced in isolation relatively rarely, though some masochists report biting, pinching, lesbian hentai or even stun-gunning teen gay themselves as a prelude to, or as part of, masturbation. Starting with erotic stories and woodblock prints from before the 20th century, Japanese pornography evolved into distinct subcategories with the media that in addition of pornographic videos and magazines featuring live actors, there is exist categories of pornographic manga , pornographic computer games , and pornographic anime . Voyeur pornography may also include shots of topless women on topless beaches who are unaware of the cameras but may legally be photographed due to the public setting. Pussing: British expression for an activity involving a consenting couple where the male partner watches the woman urinate otherwise undetected in a semi-public place, usually a toilet cubicle at a pub, hotel, restaurant, theatre/cinema, office, club etc. This can, however, redirect semen into the bladder . Solo pornography recognized with AVN Awards include the All Alone series and All Natural: Glamour Solos.