A sub-set of vaginal fisting attempts to photograph the female cervix immediately after the fist is removed from the now-gaping vagina. Pornography is often referred to as porn and a pornographic work as a porno. Tentacle rape or shokushu goukan is found in some horror or hentai titles, with tentacled creatures having sexual intercourse with female characters. The term soft crush refers to the more common fetish surrounding videos involving inanimate objects or small invertebrates being crushed, while the term hard crush refers to such videos involving larger animals with vertabrae, and arguably more pain-susceptible animals . Depictions of male and female masturbation are common in pornography, including gay pornography. There is no singular or archetypical behavior; therefore, a wide range of thought big tit milf patterns and behaviors exist, but all tends to be a harmless and efficacious release from some kind of pressure. The anus has a relatively high concentration of nerve endings and can be an erogenous zone, and the receiver may receive pleasure from external anal stimulation. Currently, animated television series aimed at adults are some of the most popular and critically acclaimed forms of entertainment. Matsuo used gaysex amateur actresses in his videos, and he usually traveled to their hometowns for the hentai sex filming. The term lesbian is also used with regard to sexual identity or sexual behavior, regardless of sexual orientation, or as an adjective to characterize or associate nouns with female homosexuality or same-sex attraction. This industry employs thousands of performers along with support and production staff. A crush fetish is a fetish in which one is sexually aroused usually when someone crushes objects, food, and sometimes small animals with their body, usually under their foot, or when crushed oneself. Although pornography has usually focused on heterosexuality, due to the prevalence of the heterosexual orientation, explicit gay material has a long history as well, which reaches back to Greek antiquity, if not to prehistory.