Typically featured are hitting, choking, name-calling and hair-pulling. Solo pornography recognized with AVN Awards include the All Alone series and All Natural: Glamour Solos. Urolagnia is a form of salirophilia in which sexual excitement is associated with the sight or thought of urine or urination. Some men also enjoy anal stimulation, with fingers or otherwise, without any prostate stimulation. Commenting on why there are not as many female macrophiles, psychologist Helen Friedman theorized that because women in most societies already view men as dominant and powerful, there no need for them to fantasize about it. It has also been recommended as a form of foreplay or safer sex. The existence of such content in commercially available pornography is widely considered an urban legend. Sexual orientation Pornography features an increasing variety of combinations of actors by their sexual orientation such as lesbian, gay, bisexual, and transsexuals hentai movies in addition to traditional heterosexual roles. In academic discourse, racial fetishism is a postcolonialist term found in the writings of authors such as Homi K. When used as an alternative to penile-vaginal penetration, the goal may be to preserve virginity or to prevent pregnancy. Macrophilia is a fascination with or a sexual fantasy involving giants, more commonly expressed as giantesses . For example, in Australia it is rated Refused Classification milf xxx . It is geared towards heterosexual men, who most typically define a threesome as such. Arcane or occult pornography involves sexualized situations with an occult or magical tone or performers who costume themselves in keeping with the theme, for example, a male performer dressed as a wizard. A survey by the New York City Department of Health and Mental Hygiene found that heterosexual women are more likely to bareback when engaging in anal sex than homosexual and bisexual men. It is typically animated pornography, as the legal age to be featured in a pornographic gay sex video film in Japan is 18.