Fisting pornography features the insertion of an entire hand into a performer vagina or anus. Sexual scenarios may involve male domination, female submission, exhibitionism and erotic entertainment. Male masturbation may differ between males who have been circumcised and those who have not. The term discipline describes psychological restraining, with the use of rules and punishment to control overt behavior. Watersports pornography features sexual activities involving urine, such as golden showers. Asian people or Asiatic people are people who descend from a portion of Asia population. Men and women may anime hentai masturbate until they are close to orgasm, stop for a while to reduce excitement, and then resume masturbating. Although pornography has usually focused on heterosexuality, due to the prevalence of the heterosexual orientation, explicit gay material has a long history as well, which reaches back to Greek antiquity, if not to prehistory. The first pegging scene appears to have been in the non-pornographic 1970 film Myra Breckinridge, based on the novel of the same name by Gore Vidal, although it was not explicit. These scenes may either have the cameraman directly engaging in sex or merely filming others having sex. Group sex is sexual behavior involving more than two participants. Homi Bhabha defined the idea of a racial fetish in contrast to the momporn idea of the Freudian sexual fetish which he describes a denial of difference, where the male sees the female as a castrated male, seeing missing parts rather than a different anatomy. First found in softcore movies and erotic thrillers, depictions of lesbianism entered mainstream cinema in the 1980s. 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. Some BDSM practitioners prefer a code of behavior that differs from SSC and is described gay cock as risk aware consensual kink , indicating a preference for a style in which the individual responsibility of the involved parties is emphasized more strongly, with each participant being responsible for his or her own well-being.