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 ...

They are small, schooling fish that prefer to stay in groups of at least six. Cherry Barbs are known for their striking red ...

These majestic-looking fish are called betta fish, also known as the Siamese fighting fish, due to their territorial tendencies and history of being forced to fight for human entertainment.