A related term used in the genre is the term cougar, which implies an older woman as predator. In these research publications, it is suggested that real female ejaculation is the release of a very scanty, thick, and whitish fluid from the female prostate, while the squirting or gushing shown frequently in pornography is a different phenomenon, the expulsion of clear and abundant fluid, which has been shown to be a diluted fluid from the urinary bladder. Kurt Wild, who appeared as a bottom in Lucas Entertainment Gigolos, is married to a woman and has three children. Double penetration of the vagina, anus and mouth, can involve: Simultaneous penetration of the anus by two penises or other objects. A spanking may be carried out with the use of a bare or gloved hand, or with gay twinks any of a variety of implements, including a paddle, strap, hairbrush, feather duster or belt. In the gay pornography industry, which uses amateurs as well as professional actors, the term gay-for-pay refers to actors labeled or believed to be straight but who engage in same-sex sexual activities for money. Bukkake pornography involves a performer, usually female, onto whom several men or women ejaculate, usually on the face. 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. The name was coined from the title of the controversial book. For a foot fetishist, points of attraction include the shape and size of the foot and toes , jewelry , treatments , state of dress , odor, and sensory interaction . Some masturbate only using pressure applied to the clitoris without direct contact, for example by pressing the palm or ball of the hand against underwear or other clothing. Sadism describes sexual pleasure derived by inflicting pain, degradation, humiliation on another person hentai sex or causing another person to suffer. No causal relationship is known between masturbation and any form of mental or physical naked milf disorder.