Wirtualna wycieczka Sadomasochism is practiced in isolation relatively rarely, though some masochists report biting, pinching, or even stun-gunning themselves as a prelude to, or as part of, masturbation. It is used, for example, at fertility clinics to stimulate sperm donors. Women porn is often produced by women and aimed specifically at the female market - rejecting the view that men are turned on by porn but women only by a box of chocolates. The phrase is commonly found on porn sites. Simultaneous penetration of the mouth and either the vagina or anus. In academic discourse, racial fetishism is a postcolonialist term found in the writings of authors such as Homi K. For legal reasons, the vast majority of so-called reality porn involves professional actors and actresses posing as so-called amateurs. Actual spying may violate privacy and/or trespassing laws in many countries. Transsexual porn star Wendy Williams has stated that transsexual Porn is classified as Straight Specialty. The term soft crush refers to the more common fetish surrounding videos involving inanimate objects or small invertebrates being crushed, while the term hard crush refers to such videos involving larger animals with vertabrae, and arguably more pain-susceptible animals . First found in softcore movies and erotic thrillers, depictions of lesbianism entered mainstream cinema in the 1980s. 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. A pearl necklace is a slang term referring to a sexual hot milf porn act in which a man ejaculates semen on or near the neck, chest, or breast of another person. The porn industry and viewing public were shocked by the then-taboo spectacle of a white woman having sex with a black man. Internal ejaculations, followed by images of semen dripping from the anus, are sometimes depicted in bareback gay pornography, where they are referred to by the term breeding or the reverse money shot.