BDSM communities generally welcome anyone with a non-normative streak who identifies with the community; this may include cross-dressers, gay twinks extreme body mod enthusiasts, animal players, latex or rubber aficionados, and others. Transsexual porn star Wendy Williams has stated that transsexual Porn is classified as Straight Specialty. Diaper pornography involves performers wearing diapers, sometimes with an adult performer acting in the role of a caretaker. For uncircumcised males, stimulation of the penis in this way comes from the pumping of the foreskin, in which the foreskin is held and slid up and down over the glans, which depending on foreskin length, is completely or partially covered and then uncovered in a rapid motion. Throughout history, women have not had the same freedom or independence to gay hentai pursue homosexual relationships as men, but neither have they met the same harsh punishment as homosexual men in some societies. It is commonly depicted in pornography, but very rarely in mainstream cinema. Target audience are teenage / young adult women. The scenario is a genre of erotica, which on the internet is sometimes abbreviated to CMNF, and may involve sexual and nonsexual erotic scenarios. Bottom and submissive are widely recognized terms for those partner in the relationship or activity who are, respectively, the physically receptive or controlled participants. It like associating every Christian with the zealots who cause religious wars. Rape pornography features performers simulating rape. Comic books often featured characters being tied up and tying others up, particularly in damsel in distress plots. 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. Many men who like trans partners of any variety, known as tranny chasers, do not necessarily identify momsex as gay themselves. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan.