The Anabantoidei are a suborder of anabantiform ray-finned freshwater fish distinguished by their possession of a lung-like labyrinth organ, which enables them to breathe air. The fish in the Anabanto
Labyrinth organ of a climbing perch (Anabas testudineus)
A male Siamese fighting fish, Betta splendens, is building a bubble nest.
The giant gourami, Osphronemus goramy, is often raised in floating cages in central Thailand.
Anabantiformes is an order of freshwater bony fish. They are collectively known as labyrinth fish and possess a special respiratory organ that allows them to breathe atmospheric oxygen at the surface.
Ombilinichthys yamini is one of the few anabantiform fossils.