Locks may be used to emphasize big tit milf videos porno gay the submissive position or the submissive hands may be fastened above his head to the box. Scat or brown pornography features defecation, manipulation gay hentai of toon porn feces, or consumption of feces, in reality or fantasy; a well-known example is the 2 Girls 1 Cup video. Lolita pornography caters to ephebophiles. Today, pornographic films can be sold or rented on DVD, shown through Internet and special channels and pay-per-view on cable and satellite, and in adult theaters. The resulting consent and understanding is occasionally summarized in a written contract, which is an agreement of what can and cannot take place. Some POV/gonzo porn sometimes breaks the strict point-of-view convention. The consensual submission of the submissive is sometimes demonstrated to others by symbols indicating his/her belonging to the dominant, such as wearing a collar, special tattoos, piercings, a very short haircut or a bald gay bear porn head. The term comes from the French voyeur, one who looks. Pornographic films are produced and supplied on a variety of media, depending on demand and the technology available, including traditional film stock in various formats, video for home viewing, DVD, Internet download, cable TV and other media. Cum shots typically do not appear in girl-girl scenes and orgasm is normally implied by utterances, cinematic conventions, or body movement. The term has also applied to other professions and even companies trying to appeal to a gay demographic. When early sexologists in the late 19th century began to categorize and describe homosexual behavior, hampered by a lack of knowledge about homosexuality or women sexuality, they distinguished lesbians as women who did not adhere to female gender roles and incorrectly designated them mentally ill—a designation which has been reversed in the global scientific community. Hentai narrow Japanese usage and broad international usage are often incompatible. In Japanese, the term describes any type of perverse or bizarre sexual desire or act; it does not represent a genre of work.