Brooke writes that people who think this "kiss half passionately as poodles kiss,/Or copulate as coldly as a fly!" The sonnet was adopted by African-American poets, among them Claude McKay.
In a second test, roosters were allowed to copulate as long as they wanted with one hen.
The frankness of the Frenchman's language and the physicality of his characters - who crap and copulate as frequently as any real person - meant that publishers here considered his work pornographic.
Intrinsic variation in female readiness to copulate as well as variation in the attractiveness of the extra-pair male but not the social partner decided the outcome of extra-pair encounters.
While mating a lioness copulates as many as 40 times a day.
Sexually mature for just a few months, they copulate for as long as possible, and with as many partners as possible, in order to produce multiple offspring and pass on their genes.
In subsequent analyses we therefore use the average of each trait measured across the five females with which males copulated, as a measure of attractiveness for each male.
Quite to the contrary, a study by Van Duivenboden et al. [ 30] showed that inhibition of egg laying occurs upon copulating as a female, suggesting that compounds in the ejaculate may be responsible.
They glide into the water and, face to face, copulate as they swim slowly forward.
His lover, the downstairs tenant Mrs. Levy, is ardent enough for two, crooning to him as they copulate in a bed of phlox, "You're a good man, Max, don't worry, you haven't touched a woman in a while, have you?
