Women porn is often produced by women and aimed specifically at the female market - rejecting the view that men are turned on by porn but women only by a box of chocolates. It is used, for example, at fertility clinics to stimulate sperm donors. Entacle erotica describes a type of pornography most commonly found in Japan which integrates traditional pornography with elements of bestiality and a fantasy, horror, or science-fiction theme. BDSM communities generally welcome anyone with a non-normative streak who identifies with the community; this may include cross-dressers, extreme body mod enthusiasts, animal players, latex or rubber aficionados, and others. Double Stuffed , Double Vaginal , or Double Anal pornography involves the penetration 3d hentai of one orifice by two penises or other objects. It has also been recommended as a form of foreplay or safer sex. These scenes may involve the female actor calling for the shot to be directed at some gay sex video specific part of her body. Some do not use the diapers at all, for arousal, or bladder and bowel movements. Foot fetish pornography features heavy emphasis on the feet of the participants, either in combination with kissing and genital sex or in the context of acts such as trampling or crush fetishism. Depictions of male and female masturbation horny milfs are common in pornography, including gay pornography. 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. Creampie scenes depart from heterosexual pornographic convention in favor of a depiction that more closely mimics sexual intercourse as performed in ordinary life; they have been called the counterimage of facials. Some may keep their hand stationary while pumping into it with pelvic thrusts in order to simulate the motions of sexual intercourse. Sometimes one or more fingers may be inserted into the vagina to stroke its frontal wall where the G-spot may be located.