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Articles on Guppies

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Guppies who are under constant threat of predation do worse than those who live without predators. Reuters

What animals can teach us about stress

Humans can learn a thing or two from animals on how to deal with stress.
Is he leading her on? orkomedix

Guppies lie about mate choice to trick rivals

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. Competition in fish of the Poeciliidae…
It turns out guppy genital length is genetic – for females as well as males. Alice Chaos

Guppies and sexual conflict? It’s a genital arms race

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…