MER

The most important features of lobe-finned fish is the lobe in their fins. Unlike other fish, Lobe-finned fish have a central appendage in their fins containing many bones and muscles....

Skates and Rays Cartilaginous fish (scientific name Chondrichthyes) have a skeleton made from cartilage instead of bone. Cartilage is tough and flexible and provides enough structural support to allow these fish...

Bony fish (Scientific name Osteichthyes) are fish that have a skeleton made of bone. They also have teeth that are fixed into the upper jaw. They have a swim bladder that...