News tagged with mate choice
Ecological speciation by sexual selection on good genes: Is speciation adaptive?
Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of his famous book, 'On the Origin of Species', debate still continues on the mechanisms of speciation. New ...
Nov 26, 2009 |
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Are female mountain goats sexually conflicted over size of mate?
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 ...
Nov 17, 2009 |
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Female choice benefits mothers more than offspring
The great diversity of male sexual traits, ranging from peacock's elaborate train to formidable genitalia of male seed beetles, is the result of female choice. But why do females choose among males? In a new study published ...
Oct 22, 2009 |
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Unnatural selection: Birth control pills may alter choice of partners
There is no doubt that modern contraception has enabled women to have unprecedented control over their own fertility. However, is it possible that the use of oral contraceptives is interfering with a woman's ability to choose, ...
Oct 07, 2009 |
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Fish go mad for ginger gene
There may be plenty of fish in the sea but the medaka knows what it likes. A new study published in the open access journal BMC Biology shows how a single gene mutation that turns Japanese Killifish a drab ...
Sep 28, 2009 |
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Disease threat may change how frogs mate
Dr Amber Teacher, studying a post-doctorate at Royal Holloway, University of London, has discovered evidence that a disease may be causing a behavioural change in frogs. The research, published in the August edition of Molecular Ec ...
Jul 27, 2009 |
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Study shows animal mating choices more complex than once thought
When female tiger salamanders choose a mate, it turns out that size does matter - tail size that is - and that's not the only factor they weigh.
Jun 08, 2009 |
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Opposites attract -- how genetics influences humans to choose their mates
New light has been thrown on how humans choose their partners, a scientist will tell the annual conference of the European Society of Human Genetics today. Professor Maria da Graça Bicalho, head of the Immunogenetics and ...
May 25, 2009 |
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Female mammals follow their noses to the right mates
Female birds often choose their mates based on fancy feathers. Female mammals, on the other hand, may be more likely to follow their noses to the right mate. That's one conclusion of Cambridge zoologist Tim Clutton-Brock ...
Mar 17, 2009 |
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It's in his smell
A female moth selects a mate based on the scent of his pheromones. An analysis of the pheromones used by the European Corn Borer (ECB, Ostrinia nubilalis), featured in the open access journal BMC Biology, ...
Mar 03, 2009 |
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