There is no singular or archetypical behavior; therefore, a wide range of thought patterns and behaviors exist, but all tends to be a harmless and efficacious release from some kind of pressure. Others involve naked milf partners who naturally hentai movies have a significant difference in size. These scenes may either have the cameraman directly engaging in sex or merely filming others having sex. The anus has a relatively high concentration of nerve endings and can be an erogenous zone, and the receiver may receive pleasure from external anal stimulation. The current record is held by Lisa Sparks who had sex with 919 men on October 16, 2004 in Warsaw, Poland as part of the Third Annual World Gangbang Championship and Eroticon 2004. Often a dominant woman, she may be called a Dom, Domme /ˈdɒm/, Femdomme, Domina, or Dominatrix, depending on context or personal preference. It is commonly depicted in pornography, but very rarely in mainstream cinema. Clothed female, naked male is a genre of erotica featuring one or more nude men and one or more clothed women. Sex experts have praised various techniques that the performer can use during fellatio to increase their partner pleasure. 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. Since at least 1973, it has also been used to refer to a sexually attractive young woman. Sexologist Alfred Kind suggested that the buttocks is the primary sexual presentation site in primates. Sadomasochism does not imply enjoyment through causing or receiving pain in other situations . Insertion in pornography features women inserting various odd objects into their anus or vaginas. As a result, little in history was documented to give an accurate description of how female gay bear porn homosexuality is expressed. In many cases, that person is also aroused by smelling body parts that have a urine scent. Other possibilities are possible, such as a man having sex with two women who are having sex with each other.