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 researchers exposed progeny of wild-caught guppies to varying levels of fluoxetine, the antidepressant commonly sold under the brand name Prozac, over five years and across multiple ...

The five-year investigation, focusing on wild-caught guppies exposed to the widely prescribed antidepressant fluoxetine ...

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 ...