News tagged with guppy

Invasion of the monogamous fish

(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 ...

dateJun 30, 2014 in Ecology
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Males produce faster sperm for sisters

(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 ...

dateMay 07, 2014 in Plants & Animals
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