Betta, or Siamese fighting, fish are among "the most popular ... for them to maintain a high-protein diet. PetMD recommends feeding fish pellets over flakes to them. A betta fish's feeding habits ...

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 ...