Is also common of the furry genre. In S/M, the Sadist is usually the Top and the Masochist the Bottom, but these roles are frequently more complicated or jumbled . Creampie scenes depart from heterosexual pornographic convention in favor of a depiction that more closely mimics sexual intercourse as performed in ordinary life; they have been called the counterimage of facials. When the interest in a particular subject is obsessive, the behavior may be described as stalking. Since the 1980s, many practitioners and organizations have gay movies adopted the motto safe, sane and consensual, commonly abbreviated as SSC, which means that everything is based on safe activities, that all participants be of sufficiently sound/sane mind to consent, and that all participants do consent. The term soft crush refers to the more common fetish mature milfs 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 . Although interracial pornography theoretically can apply to depictions of sexual activity between performers of any different racial groups, the term is most commonly used for heterosexual sex acts between black and white performers. Transsexual pornography is a genre of pornography. Women who perform in lesbian pornography often do not consider themselves lesbian or bisexual. Reflective of its views on sexuality and culture, Japanese pornography delves into a wide spectrum of heterosexual, homosexual, and transgender sexual acts in addition to unique fetishes and philias. Cuckold fetish pornography that involves a cuckolded husband. The term applies to the depiction hentai porn of the act rather than the act itself, and so does not include live exhibitions like sex shows and striptease. It is used, for example, at fertility clinics to stimulate sperm donors. Examples include the Girls Gone Wild and Girls Who Like Girls Series. There are number of types of sex parties: Swinger party/gathering A swinger party or partner-swapping party is a gathering at which individuals or couples in a committed relationship can engage in sexual activities with others as a recreational or social activity.