Add Yahoo as a preferred source to see more of our stories on Google. Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to ...

What is a betta fish? Betta fish—also known as Siamese fighting fish—are among the oldest species of domesticated fish. Their ...

Betta fish, also known as Siamese fighting fish, are often regarded as one of the most accessible and colorful additions to the home aquarium. With their flowing fins, vivid colors, and striking ...

A closeup shot of a pink female veiltail Betta Siamese fighting fish with aquatic plants in the background. Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the ...