Along with the penis, the scrotum is sensitive and considered to momporn be an erogenous zone. Pornographic films or sex films are films that present sexually explicit subject matter for the purpose of sexual arousal and erotic satisfaction of the viewer. Interest in BDSM can range from one-time gay cock experimentation to a lifestyle. Voyeur or peeping Tom pornography is usually more staged with the subjects aware of the cameras, sometimes openly including this exhibitionist awareness. The essence of voyeurism is the observing but may also involve the making of a secret photograph or video of the subject during an intimate activity. For example, the Kama Sutra, in particular, goes into specific detail on how to properly strike a partner during sex. Arousal may be triggered by seeing the body movements or facial expressions of that person. In recent years, Japanese films of this genre have become more common in the USA and Europe although it still remains hentai porn a small, fetish-oriented part of the adult film industry. Although macrophilia literally translates to simply a lover of large, in the context of a sexual fantasy it is used to mean someone who attracted to beings larger than themselves. The higher pay scale and profile within a production often leads to group scenes where a straight actor only tops. Spanking or whipping pornography involves spanking or whipping, generally of the buttocks, with the hand or with other objects such as belts, switches, paddles, brushes, or whips. Ethnic pornography is a genre of pornography that features performers of specific ethnic groups, or depictions of interracial sexual activity. The fundamental principles for the exercise of BDSM require that it should be performed with the informed consent of all involved parties. Studies indicate that anilingus is a rare sexual practice between women. High heel pornography involves women or men dressed in high heeled shoes. In general, softcore pornography is pornography that does not depict explicit sexual activity, sexual penetration or extreme fetishism.