Shemale is a term primarily used in sex work to describe a trans woman with male genitalia combined with female secondary sex characteristics, usually including augmented female breasts, from breast augmentation and/or use of hormones. If this is done using videos gays penises and/or strap-on dildos, this is sometimes called the sandwich or BigMac. Voyeurism: Seeing another urinate without the person knowledge either through video taping by a hidden camera, or by lurking in locations where people are urinating or are likely to have an urge to urinate. This industry employs thousands of performers along with support and production staff. The term is a slang word that originated in the gay community and comes from the equestrian term bareback, which refers to the practice of riding a horse without a saddle. Sadomasochism does not imply enjoyment through causing or receiving pain in other situations . Pornography may be presented in a variety of media, including books, magazines, postcards, photographs, sculpture, drawing, painting, animation, sound recording, film, video, and video games. The term applies to the depiction of the act rather than the act itself, and so does not include live exhibitions like sex shows and striptease. Saliva pornography involves salivation and saliva. Mutual masturbation can be practiced by males or females in pairs or groups with or without actually touching another person as indicated by the nude milfs following examples of contact versus non-contact scenarios: Non-contact mutual masturbation Two people masturbating in the presence of each other but not touching. Hentai is the various forms hentai sex of Japanese pornography, including H-manga, H-anime, and H-computer games. Pregnancy fetishism is a context where pregnancy is seen by individuals or cultures as an erotic phenomenon. Heterosexual bareback sex, as opposed to sex with condoms, not only poses an increased risk of STIs, but for pregnancy as well. Interracial pornography typically employs ethnic and racial stereotypes in its depiction of performers and many of interracial pornographic films still include racial stereotypes, although the segregation of actors by race has diminished considerably.