sexual selection

Sexual displays brings on premature ageing in bustards


August 5th, 2011 - 6:47 pm ICT by IANS
London, Aug 5 (IANS) Male houbara bustards rely on sexual flamboyance to charm females, but those performing the most extravagant displays seem to trigger premature ageing and pass their reproductive ... Read more...

Posted in Environment |

Men better at watching, hearing


July 1st, 2011 - 1:11 pm ICT by IANS
London, July 1 (IANS) Men often take less time parking their cars and have less trouble than women in navigating in a new city -- showing they excel in what ... Read more...

Posted in World |

Male peacock’s tail plumage and eyespots attract females for mating


April 28th, 2011 - 2:20 pm ICT by ANI
Researchers Roz Dakin and Robert Montgomerie have discovered that natural variation in the number of eyespots on a male peacock's tail does not impact its mating success. However, peacocks whose tails are ... Read more...

Posted in Health Science |

Why being too good looking might cut your chances with females


February 15th, 2011 - 5:31 pm ICT by ANI
Melbourne, Feb 15 (ANI): Traditional theory of evolution maintains that it's the good-looking male that gets the ladies, but a new study might prove otherwise.Research by the University of Queensland (UQ) has ... Read more...

Posted in Health Science |

Human creativity may have evolved as a way to help parents bond with kids


November 16th, 2010 - 5:25 pm ICT by ANI
Washington, Nov 16 (ANI): Human creativity may have evolved not in response to sexual selection as some scientists believe but as a way to help parents bond with their children and to ... Read more...

Posted in Health Science |

Nice guys actually get the girl in the end


October 14th, 2010 - 2:21 pm ICT by ANI
London, Oct 14 (ANI): New research suggests that nice guys really do finish first when it comes to getting the girl.According to psychologists, traits such as selflessness and altruism have become part ... Read more...

Posted in Health Science |

Female fish fan out fins to attract a mate


October 8th, 2010 - 3:47 pm ICT by ANI
Washington, Oct 8 (ANI): Scientists have for the first time described the evolution of the size of a female trait that males prefer when choosing a partner.The research has shown that ... Read more...

Posted in Health Science |

Why giraffes have long necks


July 8th, 2010 - 3:01 pm ICT by ANI
London, July 8 (ANI): The giraffe's long neck may have evolved to help the male compete for mates, suggests new research.Nearly 15 million years ago the giraffes were antelope-like animals roaming the ... Read more...

Posted in Health Science |

Flying dinosaurs ‘had more elaborate mating rituals than peacocks’


June 29th, 2010 - 4:52 pm ICT by ANI
London, June 29 (ANI): Flying dinosaurs in the prehistoric era had more elaborate mating displays than modern-day peacocks, according to scientists.In a new study on pterosaurs and pelycosaurs- the fin-backed ancestors of ... Read more...

Posted in Health Science |

When it comes to hooking up with opposite sex, genital complexities do matter


January 8th, 2010 - 1:12 pm ICT by ANI
Washington, Jan 8 (ANI): Confirming one of Darwin's theories, biologists at University of Cincinnati have said that genital complexities do play a role when it comes to hooking up with the opposite ... Read more...

Posted in Health Science |

Female birds act just like males in cooperative breeding species


December 10th, 2009 - 5:33 pm ICT by ANI
London, Dec 10 (ANI): Female birds act just like males in cooperative breeding species, a new study has found.The study has shown that female birds in species that breed in groupscan find ... Read more...

Posted in Health Science |

How humans may, or may not, evolve in the future


November 25th, 2009 - 2:40 pm ICT by ANI
Washington, November 25 (ANI): An article in National Geographic News has made four predictions in which human beings may, or may not evolve in the future.The first prediction is that human ... Read more...

Posted in Health Science |

Tiny birds have more complex songs than big birds


November 24th, 2009 - 12:56 pm ICT by ANI
Melbourne, Nov 24 (ANI): While big birds are very loud, they are not as creative and intricate as their petite feathered friends when it comes to singing, according to a new research.A ... Read more...

Posted in Health Science |

Males have more pronounced personalities than females


November 18th, 2009 - 3:59 pm ICT by IANS
London, Nov 18 (IANS) Males have more pronounced personalities than females -- from humans to house sparrows, according to new research. Consistent personality traits, such as aggression, are also more important for ... Read more...

Posted in Sci-Tech |

Men ‘more predictable than women’


November 18th, 2009 - 3:22 pm ICT by ANI
Washington, Nov 18 (ANI): Men have more pronounced personalities than women, according to a new study.Whether it is being loud or quiet, males are more likely to find their defining characteristics ... Read more...

Posted in Health Science |

Female fruit flies prefer keeping sex short to get a reproductive boost


August 22nd, 2009 - 12:04 pm ICT by ANI
Washington, August 22 (ANI): A new study has shown that female fruit flies prefer keeping sex short and sweet because they get a reproductive boost from shorter intercourse.Since males like ... Read more...

Posted in Health Science |

Species diversity can arise without influence from geographical barriers


July 18th, 2009 - 1:20 pm ICT by ANI
Washington, July 18 (ANI): A team of scientists has demonstrated, using a computer model, how diverse species can arise from the arrangement of organisms across an area, without any influence from geographical ... Read more...

Posted in Health Science |

Male seahorses prefer large females


July 8th, 2009 - 5:31 pm ICT by ANI
Washington, July 8 (ANI): Swiss scientists have found that male seahorses have a strong preference for large females when it comes to selecting a mating partner.According to Beat Mattle and Tony Wilson ... Read more...

Posted in Health Science |

Male sea-horses prefer bigger females


July 8th, 2009 - 2:32 pm ICT by IANS
London, July 8 (IANS) Male sea-horses prefer bigger females for sex and for bigger offspring, a recent study has revealed. This finding is consistent with predictions on the importance of female body ... Read more...

Posted in Sci-Tech |

Darwin’s belief that animals don’t pick their mates by pure chance is correct, says expert


June 16th, 2009 - 12:47 pm ICT by ANI
Washington, June 16 (ANI): About 150 years after Charles Darwin wrote defined 'mate selection' among animals as a deliberate process involving numerous factors, a Texas A&M University biologist has lent support to ... Read more...

Posted in Health Science |

Dinos ‘evolved wings to attract mates’


April 5th, 2009 - 2:29 pm ICT by ANI
London, Apr 5 (ANI): Dinosaurs may have evolved wings as a way of attracting the opposite sex, say biologists.According to research from University of Manchester, the ability to fly was part of ... Read more...

Posted in Health Science |

Butterfly wings can attract mates - or repel predators


April 2nd, 2009 - 7:00 pm ICT by IANS
Washington, April 2 (IANS) Butterflies can entice potential mates or repel predators by using different sides of their wings, according to new research. Reconciling these two contradictory functions has been one of ... Read more...

Posted in Environment |

Butterflies use wings to send both ’sexy’ and ‘repulsive’ signals


April 2nd, 2009 - 11:41 am ICT by ANI
Washington, April 2 (ANI): The eyespots of some butterflies serve to both attract mates and ward off predators, according to new research by Yale University biologists.The researchers say that butterflies seem able ... Read more...

Posted in Health Science |

Darwins pianist wife may have influenced evolution theories


March 4th, 2009 - 2:11 pm ICT by ANI
Washington, March 4 (ANI): A new study has suggested that at least two key evolution theories formulated by the British naturalist Charles Darwin was influenced by his musician wife Emmas daily ... Read more...

Posted in Health Science |

”Charles Darwin’’s theory of evolution was driven by passion to end slavery”


January 25th, 2009 - 1:53 pm ICT by ANI
London, Jan 25 (ANI): Known for his theories on evolution, Charles Darwin conducted his famous research because he wanted to rid the world of slavery, according to a new book. In the ... Read more...

Posted in Health Science |

Science proves old Chinese belief of best cricket fighters having big heads


January 8th, 2009 - 6:09 pm ICT by ANI
Washington, Jan 8 (ANI): Reflecting an 800-year-old Chinese text, researchers at the University of Toronto Mississauga have found that male crickets with larger heads and mouthparts make for more successful fighters ... Read more...

Posted in Health Science |

“Sexy” tusks may have led to new whale species


December 21st, 2008 - 2:38 pm ICT by ANI
Washington, Dec 21 (ANI): New research has determined that the female beaked whales'' apparent attraction to the tusks in the male of the species, may have spurred the development of new ... Read more...

Posted in Health Science |

People find altruism in partners sexy


October 15th, 2008 - 2:25 pm ICT by IANS
London, Oct 15 (IANS) Displays of altruism or selflessness towards others can be sexually attractive in a mate, according to a study carried out by biologists and a psychologist.In three studies of ... Read more...

Posted in Uncategorized |

Secrets of the perfect female body revealed


October 11th, 2008 - 12:43 pm ICT by ANI
London, Oct 11 (ANI): Your dreams of having the near perfect enviable body are on the verge of becoming a reality, for boffins claim that they have come up with the ... Read more...

Posted in National |

Why men find bigger boobs sexier


October 9th, 2008 - 5:54 pm ICT by ANI
London, Oct 9 (ANI): Wonder why men, rather than talking looking straight into your eyes, are more interested in gazing below the neck? Or what is it about big breasts that ... Read more...

Posted in National |

Urge for sex almost always fatal for small male spiders


September 11th, 2008 - 5:17 pm ICT by ANI
Washington, Sept 11 (ANI): Researchers from Miami University in Ohio have found that how small male spiders are relative to females has a large effect on the frequency of sexual cannibalism.Female ... Read more...

Posted in National |

Why female spiders gobble up smaller males after sex


September 11th, 2008 - 3:52 pm ICT by IANS
Washington, Sep 11 (IANS) Why do voracious predators like female spiders gobble up their smaller mates, especially after a bout of sex?Researchers Shawn Wilder and Ann Rypstra of Miami University (Ohio) found ... Read more...

Posted in Uncategorized |

Daring birds sing, and win the girl


July 9th, 2008 - 6:30 pm ICT by ANI
Washington, July 9 (ANI): A collaborative study by experts from the University of Antwerp and at Eotvos University, Budapest suggests that bird song has a prominent and well-established role in sexual ... Read more...

Posted in National |

Measuring living primates teeth can reveal clues to behavior of early human ancestors


June 27th, 2008 - 3:23 pm ICT by ANI
Washington, June 27 (ANI): A new research is measuring and testing the teeth of living primates to find clues to the behavior of the earliest human ancestors, based on their fossilized ... Read more...

Posted in Health Science |

Human vision not adequate to assess what birds see


May 13th, 2008 - 4:40 pm ICT by admin
Washington, May 13 (ANI): Uppsala University researchers have found evidence that human vision is inadequate for research on bird vision.The researchers insist that their finding means that the results of ... Read more...

Posted in National |

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