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

The price of a betta fish tank will depend on the size and material. Small plastic tanks up to 1.5 gallons can cost $12-$40. Larger glass tanks can cost over $100 depending on what additional ...

Answer by Kirk Janowiak, wildlife biologist, fish-fancier for more than 50 years: Your fish has some cool adaptations that allow it to know when you put food into the aquarium. Bettas have good ...

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 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 fish just want to be left alone. Housed with other males, they will fight to the death -- hence the nickname "Siamese fighting fish." And although their brilliant, billowy fins are stunning ...