Cost of coitus: Male monkeys pay for sex
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Selling sex is said to be humankind's oldest profession but it may have deep evolutionary roots, according to a study into our primate cousins which found that male macaques pay for intercourse by using grooming as a currency.
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There is a strong scientific and moral case for using primates in medical research, a report concludes.
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Sex, happiness, time, culture, exchange and mind. Money in all its guises.
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The world of male contraception has been limited to condoms and vasectomies. But researchers now point to a new method that shows promise &#151; a shot that prompts an immune reaction to a protein produced in the male reproductive system.
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Website displays personal details Contrary to popular belief, it seems that chocolate isn't always simply a pleasurable oral substitute for sex.â¦
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Sexual frustration has turned a mild-mannered Chinese chimpanzee into a problem primate who smokes cigarettes and spits at visitors, the Xinhua news agency reported yesterday.
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Almost half of men who pay for sex already have a partner, research suggests.
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A contraceptive vaccine for men that temporarily blocks male fertility has come a step closer with a study showing that it is possible to inoculate monkeys against their own sperm.
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SCIENTISTS claim to have discovered the reason that menâs testicles are the size that they are: itâs all to do with the infidelity of our female ancestors.
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A souped-up version of a naturally occurring immune system protein can protect female monkeys from the AIDS virus, scientists have reported
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The genitals of male seed beetles are extraordinarily spiny, helping to anchor the males inside females as they attempt to impregnate them. Unfortunately, these spikes damage the females, potentially compromising the entire reproductive mission.  Now scientists have discovered an evolutionary arms race with these beetle genitalia, with female genitals growing tougher the spinier the male genitals are. The speed at which genitals change in this battle of the sexes could help shed light on how new species evolve.  A similar battle of the genitals  among waterfowl was announced in April. ...
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Pilfered fruit brazenly plucked under the farmer&#39;s gaze may be the secret to stolen love, at least for wild male chimpanzees and their consorts, British researchers said on Tuesday.
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"Alpha Dog" has much the same entertainment value you get from watching monkeys fling scat at one another in a zoo or reading the latest issue of Star magazine.
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The options for male contraception have been limited to condoms and vasectomies. But researchers now point to a new method that shows promise, a shot that prompts an immune reaction to a protein produced in the male reproductive system.
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Having daddy around when they are growing up is good for little girls Â even if they are little baboon girls. While that's well known for people, it's a bit of a surprise for non-human primates.
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Recent research reveals how boys and girls react differently to having their first sexual experience.
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Scientists could be on the trail of a reversible male contraceptive that works through the immune system. They report that they injected nine male macaque monkeys with Eppin, a protein from the testes.