If you're not sure where to start your aquatic pet-owning journey, let me set you on the right path by suggesting the ten best fish for brand-new fish owners! Guppies make for great starter fish.

We've seen in our simulations that the more brightly colored a male guppy is, the more likely he will be seen -- and eaten -- by a predator. In a simulation or in the wild, where predators are ...

The male guppies that were depicted in this sexual selection model only begin to demonstrate the vast range of colors and patterns expressed by wild guppies. Below are some examples of wild ...