When it comes to the single, solitary aquatic life, most people think of the goldfish in his little bowl. But there is another type of fish that lives in even closer digs, and is arguably better ...

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 ...

With dark, velvety black bodies and deep purple or blue undertones, Black Orchid Bettas are mysterious and elegant. Their dramatic coloring makes them look like underwater shadows — sleek and ...

What is a betta fish? Betta fish—also known as Siamese fighting fish—are among the oldest species of domesticated fish. Their scientific name, Betta splendens, combines two languages: Malay for ...