Walk into any major pet retail chain store, and chances are you will see a display of colorful fish kept in small, plastic containers. These majestic-looking fish are called betta fish ...

Eels are a great choice of pet for any owner looking to branch out beyond the typical aquarium residents. Many people are ...

Can fish feel pain? The debate rages among scientists as to whether fish do, in fact, feel pain or are just reacting ...

But here's the thing, all the bacteria in the world won't keep your fish alive if the tank is too ... and even the 10-gallon tank you see in every pet store won't cut it. A single adult goldfish ...

This species, with its many varieties, is the most common betta fish found in aquariums and pet stores, but it has more than 70 relatives, including the endangered Betta miniopinna and Betta ...