A supplement simply added to water has been shown to boost reproduction in nematodes (roundworms), molluscs, fish and frogs – and researchers believe it could work for humans too.
Plants & Animals
Apr 17, 2015
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268
A common growth-promoting hormone used worldwide in the cattle industry has been found to affect the sexual behaviours of fish at a very low concentration in waterways – with potentially serious ecological and evolutionary ...
Plants & Animals
Apr 1, 2015
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32
(Phys.org) —Researchers at the University of St Andrews have made a shock discovery; that restricting a normally multiply mating fish to monogamous mating does not impair their colonisation ability. Their findings show ...
Ecology
Jun 30, 2014
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(Phys.org) —Mating with relatives, or inbreeding, can be costly to both sexes, and in many species males and females avoid mating with siblings. However, the latest research adds a twist to this story by showing that ...
Plants & Animals
May 7, 2014
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At least three pigment cell types from multiple layers of skin contribute to the color patterns of male guppies, according to a study published in PLOS ONE on January 22, 2014 by Verena Kottler from the Max Planck Institute ...
Plants & Animals
Jan 22, 2014
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(Phys.org) —New research shows that the rarer a male guppy's colour pattern, the more attractive he is to females and the more offspring he will father.
Plants & Animals
Oct 30, 2013
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(Phys.org) —It's not always easy to tell if a fish is male or female: they look more or less the same. But there are exceptions, such as guppies and, as with humans, guppy genitalia varies in size across the species.
Plants & Animals
Jun 3, 2013
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(Phys.org) —If you've owned a pet guppy, you know they often jump out of their tanks. Many a child has asked why the guppy jumped; many a parent has been stumped for an answer. Now a study by University of Maryland biologist ...
Plants & Animals
Apr 25, 2013
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Scientists at Washington University School of Medicine in St. Louis and elsewhere have decoded the genome of the platyfish, a cousin of the guppy and a popular choice for home aquariums. Among scientists, the fish are meticulously ...
Biotechnology
Apr 15, 2013
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(AP)—When it comes to mating, guppies treasure their ugly friends - because they look so good by comparison.
Plants & Animals
Feb 13, 2013
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