The industry generally refers to such films as adult films, which is part of adult entertainment. 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. Pussing: British expression for an activity involving a consenting couple where the male partner watches the woman urinate otherwise undetected in a semi-public place, usually a toilet cubicle at a pub, hotel, restaurant, theatre/cinema, office, club etc. The glans itself may widen and lengthen as the stimulation continues, becoming slightly darker in colour, while the gliding action of the foreskin reduces friction. It contains graphic sexual activity and visible penetration. Its primary goal is sexual arousal in its naked milf audience. The first explicit pegging scene is believed to have been in the 1975 pornographic film The Opening of Misty Beethoven. Clothed male, naked female is one-sided female nudity in hentai videos which one or more females are nude while one or more men are clothed. 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. However, various groups within society considered such depictions immoral, labelling them pornographic, and attempting to have them suppressed under obscenity laws, with varying degrees of success. Hermaphrodite, also known as herm, refers to pornography, typically hentai, that features persons with the genitalia of both sexes. Likewise, Fox Broadcasting Company has also dedicated an entire evening programming block to adult animation programs, known as Animation Domination. In humans, females generally have more round and voluptuous buttocks, caused by estrogen that encourages the body to store fat in the buttocks, hips, and thighs. The term bondage describes the hot gay sex practice of Physical restraining. Bestiality is illegal in many countries.