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 ...

Breeding your own tropical fish can save you money and be a fascinating hobby. From garden ponds filled with Koi Carp to the humble goldfish bowl – the UK is a nation of fish lovers. The Pet Food ...

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 its life swimming among predators, it seems that good ...