While not completely within your control, you can support your betta fish's longevity by choosing the right aquarium ...

Betta fish lifespan. Betta fish on average live to be 2-4 years old. The length of your betta fish’s life is directly related to the environment you keep them in.

Betta splendens) photographed in Lincoln, Nebraska. Also known as Siamese fighting fish, they originally hailed from Southeast Asia but are now popular pets found in aquariums around the world.

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 ...

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 ...

Would you be upset if your husband ignored the kids’ attachment to their new pet and replaced it with a different pet? Would it make a difference if the pet is a goldfish? This woman told her husband ...

Think about a betta’s natural habitat, and you can see how nature has provided a push for the development of these adaptations in this fish. Bettas live in mostly still waters in inlets, ...

If you or someone you know already has a betta as a pet, Byrne suggests providing a proper environment for your fish, including an appropriate-sized fish tank, ...

A betta fish, also known as the Siamese fighting fish, in an aquarium of the International Plakad Competition on Bangkok in September. Credit... Mladen Antonov/Agence France-Presse — Getty Images.