There are over 70 species of betta fish, with the most common pet varieties being the crowntail, delta, double tail, 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 ...

If your betta fish appears to have discoloration at the edges of its fins, it may be a sign of fin rot. Fin rot discoloration ...