Urolagnia is a form of salirophilia in which sexual excitement is associated with the sight or thought of urine or urination. The work of Bruce Seven has been called reality porn, due to his lack of using scripts and asking his performers to act naturally in their own character. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. Rainbow parties were covered on The Oprah Winfrey Show in 2003, and became the subject of a juvenile novel called Rainbow Party. The Silent Duck, also called Duck-Billing, is the technique often used in which the person engaging in hand insertion shapes the hand to resemble a duck beak. Bukkake is a sex act portrayed in pornographic films, in which several men ejaculate lesbian milfs on a woman, or another man. Bara male homosexual hentai designed to appeal to men. Individuals are also sometimes abbreviated when referred to in writing, so a dominant person may be referred to as a Dom for a man, and a Domme for a woman. Some may keep their hand stationary while pumping into it with pelvic thrusts in order to simulate the motions of sexual intercourse. Likewise, Fox Broadcasting Company has also dedicated an entire lesbian hentai evening programming block to adult animation programs, known as Animation Domination. Bondage websites and bondage imagery in mainstream pornography As of 2003, specialist bondage magazines were mostly displaced by the availability of bondage material on the World Wide Web, and the presence of bondage imagery in mainstream pornographic magazines such as Nugget and Hustler Taboo magazine. Such explicit sexual interaction is seen only rarely in public play spaces, and it is sometimes specifically banned by the rules of a party or playspace. Gloryhole pornography features women performing fellatio on unidentified men through a small hole made in a bathroom divider. Oral sex pornography frequently features gay boy porn a person performing fellatio, and less frequently cunnilingus. Entacle erotica describes a type of pornography most commonly found in Japan which integrates traditional pornography with elements of bestiality and a fantasy, horror, or science-fiction theme.