Real jail or prison or police station shots or videos may violate laws in some countries. The higher pay scale and profile within a production often leads to group scenes where a straight actor only tops. English adopts and uses hentai as a genre of pornography by the commercial sale and marketing of explicit works under this label. Group sex is anime hentai sexual behavior involving more than two participants. Twink pornography features younger performers, and usually features young men big tit milf under 30 who identify as gay or bisexual. This category also includes pornographic home movies. The Japanese sex industry uses the term Paizuri . The related term twinkle-toes, which implies that a man is effeminate, tends to be used in a derogatory manner. 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 . Facial cum shots are currently regularly portrayed in pornographic films and videos, often as a way to close a scene. Other possibilities gay twinks are possible, such as a man having sex with two women who are having sex with each other. Saliva pornography involves salivation and saliva. First found in softcore movies and erotic thrillers, depictions of lesbianism entered mainstream cinema in the 1980s. Interracial pornography typically employs ethnic and racial stereotypes in its depiction of performers and many of interracial pornographic films still include racial stereotypes, although the segregation of actors by race has diminished considerably. The sub-genres usually conform to certain conventions, and each may appeal to a particular audience. This is why video stores might consider stocking transgendered subject matter in the straight section, as some straight men will have passive or active sex with another man as long as their partner appears to look like a woman to them, to some minor or major degree.