Betta fish are so pretty and colorful, they're freshwater fish so make you keep them in freshwater!@
I used to have a Betta fish!  It lived for a long time.
Oh, yes, they can live very long, although they are a species of small fishes!
I remember I was told not to put two Betta fish together.
5.5 in) in the Akar betta ("B. akarensis").
Bettas are anabantoids, which means they can breathe atmospheric air using a unique organ called the labyrinth. This accounts for their ability to thrive in low-oxygen water conditions that would kill most other fish, such as rice paddies, slow-moving streams, drainage ditches, and large puddles.
The bettas exhibit two kinds of spawning behaviour: some build bubble nests, such as "B. splendens", while others are mouthbrooders, such
Betta
Betta, is a large genus of small, often colorful, freshwater ray-finned fishes, known as "bettas", in the gourami family (Osphronemidae).
The best known "Betta" species is "B. splendens," commonly known as the Siamese fighting fish.
Characteristics.
All the "Betta" species are small fishes, but they vary considerably in size, ranging from under 2.5 cm (1 in) total length in "B. chanoides" to 14 cm (