Both forms of pornography gaysex generally contains nudity. There is, however, no third party camera work involved. Cuckolding can also be mixed with other non-monogamous relationship arrangements with which it has substantial overlap such as Swinging, wife-swapping, open relationships, and polyamory, etc. BDSM communities generally welcome anyone with a non-normative streak who identifies with the community; this may include cross-dressers, extreme body mod enthusiasts, animal players, latex or rubber aficionados, and others. Cuckold hentai porn fetish pornography that involves a cuckolded husband. Throughout history, women have not had the same freedom or independence to pursue homosexual relationships as men, but neither have they met the same harsh punishment as homosexual men in some societies. Female dominance refers to BDSM relationships and BDSM scenes in which the dominant partner is female. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. Interactive pornography, available in CD-ROM and DVD format, allows the viewer to select the particular acts performed at any one time, sometimes with the camera providing a first person view. Transgender pornography features performers who cross-dress for sexual gratification, either for themselves or for their partners. Entacle horny milfs erotica describes a type of pornography most commonly found in Japan which integrates traditional pornography with elements of bestiality and a fantasy, horror, or science-fiction theme. For legal reasons, the vast majority of so-called reality porn involves professional actors and actresses posing as so-called amateurs. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. Participants who exert sexual control over their partners are known as dominants or tops while participants who take the passive, receiving, or obedient role are known as submissives or bottoms.