The volume of semen that is ejaculated depends on several factors, including the male health, age, degree of sexual excitement, and the time since his last ejaculation. Some pornographic films use an artificial semen substitute hentai videos to simulate or enhance creampie shots. In POV porn, the shooting style is generally similar to gonzo pornography, with the person receiving sexual gratification holding the camera him or herself—aiming it young gay porn down at the actress or actor who is performing the sex act. Two women tapegagged and cuffed to iron bars Bondage and Discipline are two aspects of BDSM that do not seem to relate to each other because of the type of activities involved, but they have conceptual similarities, and that is why they appear jointly. If one person is penetrated by two objects, it is generically called double penetration . Spanking can be administered in a number of spanking positions. Some people get sexual pleasure by inserting objects, such as urethral sounds, into the urethra , a practice known as urethral play or sounding. Yuri female homosexual hentai. In general, BDSM play is usually structured such that it is possible for the consenting partner to withdraw his or her consent during a scene; for example, by using a safeword that was agreed on in advance. Buttocks are sometimes emphasized in pornography, where they are often referred to as booty. Transgender pornography features performers who cross-dress for sexual gratification, either for themselves or for their partners. Today, religions vary in their views of masturbation; some view it as a spiritually detrimental practice, some see it as not spiritually detrimental, and others take a situational view. Sexual relations between women have been illustrated as well as narrated, but much of the written material big tit milf from the early modern period has been destroyed. However, bisexual pornography is often placed near the gay section in adult video stores, since many consumers are gay men. A homosexual threesome would involve either three men or three women.