Tag Archives: Guppy Show

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

Posted on June 3, 2013 by Igor Dusanic

(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. … Continue reading →

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