Guppies are tiny, easy-care fish that grow up to 1.6 inches (4 centimeters) long. They like to live with other guppies and are social, active fish. Males are known to harass females, so it’s ...

A properly dressed male guppy, with its gaudy blue spots and brilliant splashes of orange, can't help but stand out. But for a fish that spends ... among guppies from different streams, even ...

The beautiful Guppy is one of the most low maintenance tropical fish out there. Also known as the Millionfish or Rainbow fish ...

Not only have guppy numbers more than doubled under the relatively low level of predation, but also, after only four guppy generations, the percentages of drab males to bright males have evened ...