During anal sex, male pleasure can be particularly derived from the prostate, which can lead to an orgasm and ejaculation. Content featuring male bisexuality has been a growing trend since the advent of internet pornography. Cartoon pornography depicts illustrated videos gays or animated fictional characters in erotic and sexual situations. 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. 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. A study of the condom usage habits of New Zealand sex workers said that they offered various safe sex alternatives to vaginal sex to clients who refused to wear a condom. A spanking may be carried out with the use of a bare or gloved hand, or with any of a variety of implements, including big tit milf a paddle, strap, hairbrush, feather hentai movies duster or belt. The term is typically used by the cinematographer within the narrative framework of a pornographic film, and since the 1970s has become a leitmotif of the hardcore genre. Top and dominant are widely recognized for those partner in the relationship or activity who are, respectively, the physically active or controlling participants. 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 . The neologism pegging was popularized when it became the winning entry in a contest in Dan Savage Savage Love sex advice column, held after an observation was made that there was no common name for the act. The naked appearance of actress Demi Moore in the advanced stage of pregnancy on the cover of Vanity Fair magazine in 1991 marked the beginning of a period which has since seen pregnancy presented by celebrities as a glamorous state of living, while also creating a market for photographers to produce images of pregnant mothers, and for fashion stylists to introduce pregnancy styling to their business.