There are no potential conflicts between the author of this article and any parties related to the research being reported or the journal in which the study was published. All organisms have been ...

How fast can evolution take place? In just a few years, according to a new study on guppies. Researchers found that guppies introduced to a low-predation environment adapted to their new environment ...

For female guppies, there’s more to life than making babies. A new study finds that guppies experience menopause just like humans and other animals. The study is the first demonstration of menopause ...

Death doesn't stop some animals from becoming parents, research reveals. A new study shows that female Trinidadian guppies can store and use sperm from males long after the males die. Up to a quarter ...

Dès qu'ils sont adultes, ils vont se reproduire, la femelle porte les petits 1 mois et accouchent alors de 10 à 30 alevins. Le lendemain elle peut à nouveau se reproduire. Bien que tous les petits ne ...

It turns out color isn't just fashionable for guppies: According to a new UBC study, the more orange a male, the more virile it is. An international team of biologists, led by Wageningen University & ...

I receive funding from The Australian Research Council. 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 ...