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 ...

As a science cat, I handle going to the veterinarian better than most. I see it as a meeting of scientific minds. But I had no idea some veterinarians specialize in fish. I learned all about fish ...

In 1975, scientists tried spaying a few hundred female betta fish. We all know what happens to spayed cats and dogs: They become sterile. Betta fish are different. A third of the surviving bettas ...