Internal ejaculation shots are a comparatively recent development in pornography; they are not found in early pornographic films. 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. Hardcore hentai sex pornography is pornography horny milfs that depicts penetration or extreme fetish acts, or both. Women who perform in lesbian pornography often do not consider themselves lesbian or bisexual. The act may be carried out face to face, or head to tail, with the woman recommended to be on top if she has smaller breasts. The warm sensation felt when urine trickles on the body seems to give very relaxing and pleasurable feelings to the person. The full-weight body-pressure, moisture, sex odors and darkness can be perceived as powerful sexual attractions or compulsions. A celebrity can fight the release in court to maintain deniability while still enjoying the career benefits. It is also known colloquially as gushing or squirting, although these are considered to be different phenomena in some research publications. Group sex most commonly takes place in a private sex party or semi-public swinger gathering, but may also take place at massage parlors or brothels or, in some jurisdictions, at purpose-built locations such as sex clubs. The reverse of this, in which nude women interact with clothed men, is called Clothed male, naked female . 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. Internationally, gay twink porn hentai is a catch-all term to describe a genre of anime and manga pornography. 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. Transgender pornography features performers who cross-dress for sexual gratification, either for themselves or for their partners.