Lesbian pornography made for women is usually made by women, and usually features women who identify as lesbian or bisexual. Watersports pornography features sexual activities involving urine, such as golden showers. Sadomasochism does not imply enjoyment through causing or receiving pain in other situations . In addition to mainstream pornography, the popularity of facials has led to creation of its own niche market, like video series that specialize in showing the act. Some do not use the diapers at all, for arousal, or bladder and bowel movements. It like associating every Christian with the zealots who cause religious wars. The genres porn milf of pornography are based on the type of activity featured and the category of participants, for example mateur pornography is a category of pornography that features models, actors or non-professionals performing without pay, or actors for whom this material is their only paid modeling work. In some societies, the terms fox, plum, chick, or chicken are preferred. Bisexual pornography is a genre of pornography which most typically depicts one woman and two men who all perform sex acts on each other. The original definition of dogging – and which is still a closely related activity – is spying on couples having sex in a car or other public place. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. Tentacle rape or shokushu goukan is found in some horror or hentai titles, with tentacled creatures having sexual intercourse with videos gays female characters. This can, however, redirect semen into the bladder . Ass to mouth pornography shows the transfer of a performer penis from a second performer anus to that same second performer mouth in a single lesbian hentai shot. A male voyeur is commonly labeled Peeping Tom, a term which originates from the Lady Godiva legend. A celebrity may allow such a recording to surface willingly, as part of a publicity stunt.