Scientists have discovered a new form of non-genetic inheritance, showing for the first time that offspring can resemble a mother's previous sexual partner – in flies at least.
Plants & Animals
Oct 1, 2014
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Male stickleback fish that protect their young have bigger brains than counterparts that don't care for offspring, finds a new University of British Columbia study.
Plants & Animals
Aug 19, 2014
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Scientists have modified mosquitoes to produce sperm that will only create males, pioneering a fresh approach to eradicating malaria.
Cell & Microbiology
Jun 10, 2014
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Whether an insect will have a male or female offspring depends on the weather, according to a study led by Joffrey Moiroux and Jacques Brodeur of the University of Montreal's Department of Biological Sciences. The research ...
Plants & Animals
May 22, 2014
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Glossy magazines and TV reality shows often portray males as the gender that strays and females as the gender that's picky.
Plants & Animals
Apr 15, 2014
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Males will mate with anything. Well, that is the general view, one that exists because of a simple biological underpinning: females are reproductively limited by costly gestation, while males are only limited by their number ...
Plants & Animals
Apr 11, 2014
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Offspring from female mice who mate with their preferred male are better able to cope with an experimental infection compared to those of females mated with non-preferred males, according to new results published today. The ...
Evolution
Jan 23, 2014
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When it comes to sex among guppies, competition is high for those at the top of the game. To get around this predicament, a recent study has shown, guppies use trickery.
Plants & Animals
Sep 9, 2013
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(Phys.org) —In many species, females frequently mate with more than one male. Researchers at the University of Veterinary Medicine in Vienna (Vetmeduni Vienna) aimed to find out why. In experiments on wild house mice, they ...
Plants & Animals
Aug 30, 2013
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Researchers at the University of Exeter found that older male burying beetles make better fathers than their younger counterparts. The study found that mature males, who had little chance of reproducing again, invested more ...
Plants & Animals
Jun 18, 2013
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