BDSM encompasses a spectrum of practices and expressions, some of which are erotic, and some of which are non-erotic. Examples of practices and expressions used in BDSM include restraint, sensory stimulation, role playing and a range of other interpersonal dynamics. Since the practice of BDSM contains so many variants, there is an assortment of BDSM subcultures.

Ethnic pornography is a type of pornography which is centered on the sexual acts of various ethnic groups. Sometimes, ethnic pornography depicts interracial sex acts. This type of pornography oftentimes plays into certain ethnic and racial stereotypes, by depicting adult performers in stereotypical characters, costumes and/or situations.

Oral sex is a sex act that involved stimulation of the male or female genitals with the mouth, tongue, teeth or throat. Oral sex that is performed on a female by sex partner is known as cunnilingus, while oral sex which is performed on a male by a woman is known as fellatio. There is also another type of oral sex, anilingus, whereby a male or female will stimulate the anus via the mouth, tongue or teeth.

Anal sex is also known as anal intercourse, and it’s a sex act whereby the penis is inserted in the anus of a man or woman. The term, anal sex, may also encompass other sex acts that involve the anus. Examples of these sex acts include pegging, anilingus, fingering and the insertion of objects, such as dildos.