Betta fish, also known as Siamese fighting fish, are a popular choice for those who want an active and beautiful pet fish.

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 ...

Though betta fish are relatively easy to care for, they are also not the simplest, so be sure to do all your research before ...