Yes, many fish species have a skeleton of bones for example Trout, Salmon and Cod, although some shell fish have no bones at all, such as Oysters and Lobsters.
No bony fish are not extinct. Bony fish are fish with a bone skeleton unlike Cartilaginous fish which heave a cartilage skeleton and jawless fish which don't have a skeleton. -Erin 11
There are bony fishes and cartilaginous fishes.
yes. bony fish (class osteichthyes) have a vertebral column and a bony skeleton. cartilaginous fish (class chondrichthyes) have a vertebral column as well but their skeleton is made up of cartilage.
Yeah, kind of. They have scales...
Ray-finned fish have "true" bone skeletons, where as the cartlaginous fish have...cartilage instead of bone as their skeletons.
yes
It would be jelly without a skeleton
Fish are vertebrates as they have an internal bony skeleton and a spine.
swim bladder.
Bony fishes.
Tuna have bones, so therefore do have a skeleton.
bony; the only cartilaginous fish currently in existence are sharks, skates, and rays.