It is sometimes combined with BDSM features. Most soft crush fetishists avoid being placed under the same label as hard crush fetishists, believing that crush films with larger animals give the entire group a bad label. Bondage/BDSM Bondage pornography features performers tied up or constrained in various ways. Examples include the Girls Gone Wild and Girls Who Like Girls Series. Transsexual pornography is a genre of pornography. People may engage in anilingus for its own sake, before anal fingering or penetration, or as part of foreplay. Dwarfs or midget pornography features performers who are dwarfs/midgets. It spawned numerous sequels, several of which won nude milfs adult film awards. Tentacle rape or shokushu goukan is found in some horror or hentai titles, with tentacled creatures having sexual intercourse with female characters. Generally, interest differs between people, and gender depends on sexual orientation. The hentai porn term hentai is never used in this context in Japanese. There were also a very limited number of specialist fetish magazines which featured images of bondage, such as the famous Bizarre magazine published from 1946 to 1959 by the pioneering fetish photographer John young gay porn Willie, and ENEG Exotique magazine, published 1956-1959. A female dominant in a master/slave relationship is often termed a Mistress, not to be confused with the colloquial usage of mistress as a kept sexual partner without a similarly formalized power relationship. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. It is commonly depicted in pornography, but very rarely in mainstream cinema. Bottom and submissive are widely recognized terms for those partner in the relationship or activity who are, respectively, the physically receptive or controlled participants. Terminology for roles varies widely within the various BDSM subcultures. Pornography is often referred to as porn and a pornographic work as a porno.