Bony fish, or Osteichthyes, are a vast superclass of fish defined by a skeleton primarily composed of bone. These diverse vertebrates typically have a protective Operculum covering their gills and often a swim bladder for buoyancy control.
Bony fish, or Osteichthyes, are a vast superclass of fish defined by a skeleton primarily composed of bone. These diverse vertebrates typically have a protective Operculum covering their gills and often a swim bladder for buoyancy control.