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. Terminology for roles varies widely within the various BDSM subcultures. Some straight actors have started acting in gay porn only to be accused of being gay while others first step was to strictly do solo scenes. Transsexual porn star Wendy Williams has stated that transsexual Porn is classified as Straight Specialty. Transgender pornography features performers who cross-dress for sexual gratification, either for themselves or for their partners. It is also known colloquially as gushing or squirting, although these are considered to be different phenomena in some research publications. Certain websites have anime hentai begun providing bondage videos and photographs featuring the kidnapping roleplay, which has been largely the hallmark of detective style bondage magazines. Rainbow parties were covered on The Oprah Winfrey Show in videos gays 2003, and became the subject of a juvenile novel called Rainbow Party. Specific sex acts Anal Anal pornography features anal penetration with a penis, dildo, other objects, or some combination of them. Women with women Main article: Lesbianism in erotica: Lesbianism in contemporary pornography Lesbian or girl-girl pornography features women engaged in sex together, but is typically aimed at a male audience. Works in this genre may be considered adult for any number of reasons. In some scenes or relationships it may be impossible for consent to be withdrawn in the middle of a scene, or the bottom may have the ability to revoke consent for a relationship as a whole, but not for a particular scene. Dwarfs or midget pornography big tit milf features performers who are dwarfs/midgets. Diaper pornography involves performers wearing diapers, sometimes with an adult performer acting in the role of a caretaker. Diaper fetishism, nappy fetishism or diaperism, is a sexual fetish in which a person feels a desire to wear or use diapers.