Buck Angel is the best-known actor in this genre. Unlike erotic films, pornographic films contain explicit sexuality and do not claim any artistic merit. One-sided male nudity can also arise when a male disrobes as part of a male striptease. It can be combined with fellatio and the woman may move her breasts up and down on the penis for an additional stimulation, usually before the man reaches orgasm. There is also some evidence that pornography can be used to treat voyeurism. Pornographic films present sexual fantasies and usually include erotically stimulating material such as nudity. 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. Fisting involves the insertion of one partner gay hentai entire hand into a vagina or the anal cavity. It may involve sexual attraction to women who are pregnant or appear pregnant, attraction to lactation, or attraction to particular stages of pregnancy such as impregnation or childbirth. These scenes may either have the cameraman directly engaging in sex or merely filming others having sex. Fisting pornography features the insertion of an entire hand into a performer vagina or anus. It spawned young gay porn numerous sequels, several of which won adult film awards. Said that the female buttocks evolved in the context of females competing for the attention and parental commitment of powerful resource-controlling males as an honest display of fat reserves that could not be confused with another type of tissue, although T. Anal sex or anal intercourse is generally the insertion and thrusting of the erect penis into a person anus, or anus naked milf and rectum, for sexual pleasure. Simultaneous penetration of the mouth and either the vagina or anus. Group sex is sexual behavior involving more than two participants. There were also a very limited number of specialist fetish magazines which featured images of bondage, such as the famous Bizarre magazine published from 1946 to 1959 by the pioneering fetish photographer John Willie, and ENEG Exotique magazine, published 1956-1959.