The reverse of this, in which nude women interact with clothed men, is called Clothed male, naked female . Buttocks are sometimes videos porno gay emphasized in pornography, where they are often referred to as booty. Men may also rub or massage the glans, the rim of the glans, and the frenular delta. Transsexual pornography is a genre of pornography. Likewise, Fox Broadcasting Company has also dedicated an entire evening programming block to adult animation programs, known as Animation Domination. Diaper fetishism is totally independent from gay hentai pedophilia as the wearer derives pleasure only from the diaper and/or use of it. The term applies to the depiction of the act rather than the act itself, and so does not include live exhibitions like sex shows and striptease. Works in this momsex genre may be considered adult for any number of reasons. The existence of such content in commercially available pornography is widely considered an urban legend. In the fetish cuckolding subculture, it is most common for the female to take on the sexually dominant role and the male the submissive role, however, female subs, sometimes referred to as cuckqueans, also exist. Adult animation is genre of animation geared towards adults and sometimes teens. Foot fetish pornography features heavy emphasis on the feet of the participants, either in combination with kissing and genital sex or in the context of acts such as trampling or crush fetishism. The porn industry and viewing public were shocked by the then-taboo spectacle of a white woman having sex with a black man. Though there have been numerous gang bang pornographic films since the 1980s, they usually involved no more than half a dozen to a dozen men. It is used, for example, at fertility clinics to stimulate sperm donors. Stimulating the prostate from outside, via pressure on the perineum, can be pleasurable as well. Transgender pornography features performers who cross-dress for sexual gratification, either for themselves or for their partners. Internationally, hentai is a catch-all term to describe a genre of anime and manga pornography.