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 ...

Here are ten interesting facts about these fascinating fish that will help you appreciate them even more. Betta fish are native to the shallow waters of Thailand, Cambodia, Vietnam, and Laos.

Betta fish, known for their vibrant colors and flowing fins, can live for 2 to 5 years, and even longer with proper care. To ensure their well-being, it's crucial to replicate their natural habitat.

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.