This sexy girl definitely knows how to ride a cock, grinding and thrusting motions look amazing! Similarly, of 92 couples who tried to conceive a girl, only two failed. She caresses her body and her breasts while riding his erection, feeling his hands on her hips and the gentle evening breeze against her naked skin. The timing factor was also famously espoused by Landrum Shettles, a Columbia professor who wrote How to Choose the Sex of Your Baby , which has sold over a million copies since coming out in Of the women who participated in the five-year study, only 21 ended up adhering to the stringent guidelines about what to eat at least a pound of dairy each day and precisely when — and when not — to rendezvous with their lovers. Hence, sex at ovulation should result in a boy, since male sperm should reach the elusive egg quicker, while sex a few days before or after ovulation should yield a daughter owing to the tenacity of the female sperm. Here are nine other tried but not likely true ways to select the sex of your baby: Richard Paulson, director of the fertility program at the University of Southern California. Researchers at the University of Exeter in England surveyed first-time mothers and announced in that those who ate more calories — particularly those who ate breakfast cereal — had more sons. Totally naked, he lies flat on his back as his naked girlfriend presses her tight body against his, covering him with soft, wet kisses while feeling his hands all over her naked, hot body. Subscribe Popular Among Subscribers. Nor is the advice new to avoid sex right before and after ovulation in order to birth a girl. Twice it let me down. Shettles postulated that male sperm are speedier swimmers, while female sperm are hardier and tend to outlast the guys. But the fine print — and common sense — call into question just how realistic this recipe for baby-making actually is. She grabs his throbbing member in her hands and sucks it, licking it like an ice cream cone and straddling herself atop, impaling her wet pussy on it so she can ride him by the side of the pool. She leans back, her hands on the sides and her hips thrusting up and down.