Lesbian pornography made for women is usually made by women, and usually features women who identify as lesbian or bisexual. Pornographic films present sexual fantasies and usually include erotically stimulating material such as nudity. Animal masturbation has been observed in many species, gaysex both in the wild and in captivity. Crying pornography that features participating actors crying. Shemale is a term primarily used in sex work to describe a trans woman with male genitalia combined with female secondary sex characteristics, usually including augmented female breasts, from breast augmentation and/or use of hormones. The work of Bruce Seven has been called reality porn, due to his lack of using scripts and asking his performers to act naturally in their own character. Hentai is the various forms of Japanese pornography, including H-manga, H-anime, and H-computer games. It concludes these findings suggest that an explanation for fat admiration may be porn milf that FAs are rejecting sociocultural norms of attractiveness. Amateur porn has been called one of the most profitable and long-lasting genres of pornography. Men and women may masturbate until they are close to orgasm, stop for a while to reduce excitement, and then resume masturbating. Klaw ran an international mail-order business out of his store, Movie Star News, selling cheesecake hentai videos pinups and bondage/spanking photos. Body parts including fingers, tongue and penis may be used for anonymous oral, vaginal and/or anal intercourse. 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 term hentai is never used in this context in Japanese. Mammary intercourse is said by Alex Comfort to produce mutual orgasm in women with sensitive breasts , and it was one of the nine substitute exercises for penetrative sexual activities, as detailed in the Paradis Charnels of 1903.