News tagged with feminized male
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Search results for feminized male
Are female mountain goats sexually conflicted over size of mate?
Nov 17, 2009 |
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Mountain goats are no exception to the general rule among mammals that larger males sire more and healthier offspring. But University of Alberta researcher David Coltman has found a genetic quirk that might make female mountain ...
For fish, bigger doesn’t always mean healthier
Nov 17, 2009 |
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(PhysOrg.com) -- Female smallmouth bass tend to prefer bigger male mates, but bigger doesn’t necessarily mean healthier. That’s the finding of a new study in the latest issue of Physiological and Biochemical Zoology that i ...
'The pill' for him: Scientists find a hormonal on-and-off switch for male fertility
15 hours ago |
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A new research report published in the December 2009 print issue of The FASEB Journal could one day give men similar type of control over their fertility that women have had since the 1960s. That's because scientists have f ...
In the war between the sexes, the one with the closest fungal relationship wins
Nov 10, 2009 |
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The war between the sexes has been fought on many fronts throughout time -- from humans to birds to insects, the animal kingdom is replete with species involved in their own skirmishes. A recent study by Dr. Sarah Eppley ...
Male sabertoothed cats were pussycats compared to macho lions
Nov 05, 2009 |
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Despite their fearsome fangs, male sabertoothed cats may have been less aggressive than many of their feline cousins, says a new study of male-female size differences in extinct big cats.
Rescuing male turkey chicks
Nov 23, 2009 |
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A novel approach to classify the gender of six-week-old turkey poults could save millions of male chicks from being killed shortly after birth, according to Dr. Gerald Steiner from the Dresden University of Technology in ...
Researchers to perform sex change operation on papaya
Nov 02, 2009 |
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The complicated sex life of the papaya is about to get even more interesting, thanks to a $3.1 million grant from the National Science Foundation. The grant will fund basic research on the papaya sex chromosomes ...
Workplace BPA exposure increases risk of male sexual dysfunction
Nov 11, 2009 |
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High levels of workplace exposure to Bisphenol-A may increase the risk of reduced sexual function in men, according to a Kaiser Permanente study appearing in the journal Human Reproduction.
Male factor infertility associated with comorbidities
Nov 09, 2009 |
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The December issue of European Urology, the official journal of the European Association of Urology, features an article entitled 'Are Infertile Men Less Healthy than Fertile Men? Results of a Prospective Case-Control Survey ...
Are sterile mosquitoes the answer to malaria elimination?
Nov 16, 2009 |
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The Sterile Insect Technique (SIT), the release of sexually sterile male insects to wipe out a pest population, is one suggested solution to the problem of malaria in Africa. A new supplement, published in BioMed Central's ...
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