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 ...

Just got your first aquarium? Here’s what you should populate it with. 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 ...