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 ...

The standard and most popular universal Betta fish is a splendens, which has long, flowy fins. Plakat Bettas are similar to ...

Known as Siamese fighting fish (Betta splendens) in the wild, these fun fish originally come from Southeast Asia, where they ...