Lesbian pornography made for women is usually made by women, and usually features women who identify as lesbian or bisexual. There were also a very limited number of specialist fetish magazines which featured images of bondage, such as the famous Bizarre magazine published from 1946 to 1959 by the pioneering fetish photographer John Willie, and ENEG Exotique magazine, published 1956-1959. Originating in Japan in the 1980s, the genre subsequently spread to North America and Europe, and crossed over into gay pornography. Mammary intercourse is said by Alex Comfort to produce mutual orgasm in women with sensitive breasts , and it was one of the nine substitute exercises for penetrative sexual activities, as detailed in the Paradis Charnels of 1903. A somewhat controversial ejaculation control technique is to put pressure on the perineum, about halfway between the scrotum and the anus, just before ejaculating. The original definition of dogging – and which is still a closely related activity – is spying on couples having sex in a car or other public place. Bobbi S. This fetish sometimes originates from childhood memories of needing, or of seeing another needing, to urinate. The person receiving anilingus is regarded as the passive partner in the act, and the person performing anilingus is the active partner. Bhabha, Anne McClintock and Kobena mature milfs Mercer. A few extremely flexible males can reach and stimulate their penis with their tongue or lips, and so perform autofellatio. Foot fetish pornography features heavy emphasis on the feet of the participants, either in combination gay movies with kissing and genital sex or in the context of acts such as trampling or crush fetishism. Animal masturbation has been observed in many species, both in the wild and in captivity. Hardcore pornography is pornography that depicts penetration or extreme anime hentai fetish acts, or both. A variant of A2M is ATOM where a performer inserts his penis directly from one recipient anus into a second recipient mouth.