Teacher and Student or Boss and Secretary pornography involves sexualized situations which take place between an authority figure, such as a teacher or boss, and an underling, such as a student or secretary, often fake. A sexual fetish may be regarded as an enhancing element to a romantic/sexual relationship achieved in ordinary ways or as a mental disorder/disorder of sexual preference if it causes significant psychosocial distress for the person or has detrimental effects on important areas of their life. Buck Angel is the best-known actor in this genre. It may involve sexual attraction to women who are pregnant or appear pregnant, attraction to lactation, or attraction to particular stages of pregnancy such as impregnation or childbirth. In some societies, the terms fox, plum, chick, or chicken are preferred. The anus has a relatively high concentration of nerve endings and can be an erogenous zone, and the receiver may receive pleasure from external anal stimulation. In gay pornographic movies, actors who identify themselves as heterosexual, but who nevertheless perform explicit sexual acts young gay porn with other males on film do not face the same stigmas as the mainstream acting counterparts and indeed can rise quickly to being featured actors. However the genre remains a very small proportion of the pornographic DVD market; for example at porn retailer HotMovies. The sub-genres usually conform to certain conventions, and each may appeal to a particular audience. Big Beautiful Woman is a euphemism for an overweight woman and is frequently used in the context of fat fetishism. The term is a slang word that originated in the gay community gay hentai and comes from the equestrian term bareback, which refers to the practice of riding a horse without a saddle. Sub-genres of Japanese porn Among the various sub-genres of Japanese pornography are the following: Lolicon ロリコン: This genre involves prepubescent milf fuck and adolescent girls between the aged of 6-12. Fisting involves the insertion of one partner entire hand into a vagina or the anal cavity.