Your complete guide, with expert tips from Gary Akavickas.

Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to southeast Asia, this species is known for its range of vibrant hues. There ...

Betta fish, also known as Siamese fighting fish, are known for their bright colors and beautiful fins. It’s important to provide your betta fish with a diet and environment suited to their needs.