Softcore gay pornography also exists; it at one time constituted the genre, and may be produced as beefcake pornography for heterosexual female and homosexual male consumption. 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. Lesbian pornography made for women is usually made by women, and usually features women who identify as lesbian or bisexual. The gay sex video scenario is a genre of erotica, which on the internet is sometimes abbreviated to CMNF, and may involve sexual and nonsexual erotic scenarios. A sub-set of vaginal fisting attempts to photograph the female cervix immediately mature milfs after the fist is removed from the now-gaping vagina. A facial is a form of non-penetrative sex, though it is generally performed after some other means of sexual stimulation, such hentai videos as vaginal sex, anal sex, oral sex or masturbation. Sexologist Alfred Kind suggested that the buttocks is the primary sexual presentation site in primates. A variation on this is to place the fingers and thumb on the penis as if playing a flute, and then shuttle them back and forth. Simultaneous penetration of the mouth and either the vagina or anus. The smotherbox is placed on a stable surface. The concept of lesbian, to differentiate women with a shared sexual orientation, is a 20th-century construct. Most soft crush fetishists avoid being placed under the same label as hard crush fetishists, believing that crush films with larger animals give the entire group a bad label. Guro or Gore is a genre of Japanese pornography involving blood, gore, disfiguration, violence, mutilation, urine, enemas, or feces. The phrase is commonly found on porn sites. As in B/D, the declaration of the Top/Bottom may be required, though sadomasochists may also play without any Power Exchange at all, with both partners equally in control of the play. Hugo Ohira, director of marketing for Silvercash, rhetorically asks Who does not like spewing their load on a pretty young face?