In September 2003 the BBC reported on the new dogging craze. Some restrict a policy of panties/nipple tape for females and some allow full nudity with explicit sexual interaction allowed. Sub-genres of Japanese porn Among the various sub-genres of Japanese pornography are the following: Lolicon ロリコン: This genre involves prepubescent and adolescent girls between the aged of 6-12. High heel pornography involves women or men dressed in high heeled shoes. Rough sex pornography is similar to pornography featuring sadomasochism, and typically features a Top who humiliates and/or degrades a Bottom while being physically violent towards them. A large part of the popularity of these videos is seeing how regular and normal the girls are in real-life. Pornography is often referred to as porn and a pornographic work as a porno. It may be used as foreplay, or as an alternative to sexual penetration. The term soft crush refers to the more common fetish surrounding videos involving inanimate objects or small invertebrates being crushed, while the term hard crush refers to such videos involving lesbian milfs larger animals with vertabrae, and arguably more pain-susceptible animals . English adopts and gay bear porn uses hentai as a genre of pornography by the commercial sale and marketing of explicit works under this label. Well-known female porn stars who expressed their pleasure in pegging their male partners include Taylor Wane, Debi Diamond, Brittany Andrews, and Monique Covét. Can also include auto-fellatio, or performing oral sex on oneself. Sex experts have praised various techniques that the performer can use during fellatio to increase their partner pleasure. Bareback sex is physical sexual activity, especially sexual penetration, without the use of a condom. Freud, however, considered such extensions of sexual interest to fall within the range lesbian hentai of the normal, unless marked out by exclusivity . Teacher and Student or Boss and Secretary pornography involves sexualized situations which take place between an authority figure, such as a teacher or boss, and an underling, such as a student or secretary, often fake.