Add Yahoo as a preferred source to see more of our stories on Google. If you want to bring one of them home, these shimmering rainbow fish can be found lining the shelves in the fish sections of pet ...

Which betta fish tank is best? Betta fish are a popular pet. Thanks to their bold, bright colors, feisty personalities and low cost, people all over the world are familiar with these small, unique ...

A lot of people expect fish to just drift around the tank and mind their business. Then they notice certain species waiting ...

Betta fish might be small, but they still require a sizable amount of care. If you’re going to keep this type of fish, you must learn how to clean a betta fish tank. Even with a quality aquarium ...

With their long, delicate fins, betta fish need a tank with low water flow and lots of places to hang out and nap. A 5-gallon tank is ideal for most betta fish, and they should never share their tank ...

There is a long-standing tension between aquarium hobbyists and marine biologists over how to interpret fish behavior.

Betta fish, or Siamese fighting fish, are an easy pet compared to many others. They don’t require a large tank. Additionally, you don’t need to aerate their tank because they breathe by taking gulps ...