sexual intercourse

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sexual intercourse

the act carried out for procreation or for pleasure in which the insertion of the male's erect penis into the female's vagina is followed by rhythmic thrusting usually culminating in orgasm; copulation; coitus
References in periodicals archive ?
A study of seed bugs (Neacoryphus bicrucis) found that marked females were copulating during 83% of resightings (McLain, 1989).
In this study, the authors present a fossil of a pair of copulating froghoppers, a type of small insect that hops from plant to plant much like tiny frogs.
Polygynic males may optimize their reproductive gain by decreasing the investment in courtship strategies for females that had previously copulated or by reducing the amount of the liquid ejaculated when copulating more than once with the same partner (Svard and McNeil 1994; McNamara and Elgar 2008).
Why Don''t We Do It In The Road, which was written and recorded by Sir Paul at Abbey Road studios, was inspired by his Indian retreat with the Maharishi MaheshYogi when, according to legend, the Beatle is supposed to have spotted two monkeys copulating in the road.
Whereas the Bedouin who surveys a hundred miles of empty sand will crave company and can psychologically afford to offer each stranger a warm welcome, his urban contemporaries, at heart no less well meaning or generous, must in order to preserve a modicum of balance live without any acknowledgement of the millions of human beings eating sleeping arguing, copulating, and dying only inches away.
This position facilitated some degree of mobility in the copulating pair.
She explores their exaggerated or fantastic portrayals of the body and functions such as eating, drinking, smelling, evacuating, copulating, and giving birth.
Other subjects include copulatory structures, signaling and courtship, adaptation and evolution of reproductive mode in copulating cottoid species, fertilization, sex determination, and parental care, as well as reproduction in relation to conservation and exploitation of marine fishes, cryopreservation of gametes, embryogenesis and development, and molecular genetics of the development of the Zebrafish.
As a Catholic, I should be throwing my hands in the air in horror - as a realist I know our children are in so much sexual trouble that anything's worth a try to stop the young beggars copulating like rabbits.
From the lunge of a hyena warding off the carrion bird that would compete for its kill, to a Nile monitor on the prowl, to dwarf mongooses populating a termite mound den to a close-up of the crowned crane and much more, Endangered Liaisons is a wondrous glimpse of nature's creatures, sometimes even at their more inopportune moments - like a zebra rolling the dust, and even copulating elephants
A musical nod to Wayne's World and the running joke about an actress from TV drama Law & Order raises a begrudging smile as Myers and Graham Gordy's script blunders from one pitiful punchline to the next, reaching an excruciating crescendo with two elephants copulating.