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 ...

dateJun 30, 2014 in Ecology
shares0 comments 0

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 ...

dateMay 07, 2014 in Plants & Animals
shares0 comments 1

Fish prone to melanoma get DNA decoded

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, ...

dateApr 15, 2013 in Biotechnology
shares0 comments 1

Big brains are pricey, guppy study shows

Bigger brains can make animals, well, brainier, but that boost in brain size and ability comes at a price. That's according to new evidence reported on January 3rd in Current Biology, in which researchers artifi ...

dateJan 03, 2013 in Plants & Animals
shares0 comments 4

Bisexual fish boost mating chances

In an unusual mating strategy, hard-up males of a tiny, promiscuous fish species engage in homosexual acts in a bid to entice females to copulate with them, a study said Wednesday.

dateDec 12, 2012 in Plants & Animals
shares0 comments 1