Now that Houslay knows guppies have personalities, regardless of where they grew up, he wants to know if bravery and cowardice are passed on genetically, from mother guppy to guppy son. Advertisement ...

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 ...

Guppies are a common aquarium breed, but also an invasive species on many continents. Learn how to care for guppies and the damage they can do in the wild. Skip to main content .

As anyone who owns guppies knows, the little fishes are quite the jumpers. But why would evolution favor jumping behavior in an aquatic animal? Guppies don't eat anything outside the water. A new ...

Grigorev Mikhail /Shutterstock 4. They're Easy to Breed . Guppies don't have terribly long lifespans, but that doesn't mean you have to keep running down to the pet store to keep restocking your tank.

The streams of Trinidad and Tobago are home to the most unexpected of landscape gardeners – guppies. Without tools or plans, these tiny fish shape the environment around them, tweaking ...

Male guppies may sexually harass females of another fish species to prevent them from reproducing, researchers suggest. They believe the guppies – which have invaded Mexican rivers and lakes ...

Guppies teach us why evolution happens Places, not predators, are evolution catalysts Date: September 18, 2019 Source: University of California - Riverside ...

The guppies are quick to adapt to different environments and particularly to which predators are around. The number and types of predators affect the guppies' lifespan, how big they get and when they ...