Vertebrate a animal with a backbone
Vertebrate animal that possess a backbone
A rhino has a backbone
A alligator has a backbone
A kamodo dragon has a backbone
Bony fish
Bony fish are fish that have fins, scales, bones, jaws
Jawless fish
Jawless fish are fish with no scales and have no jaw
Cartilageinous fish
The fish are fish that have a jaw and scales but cartilage as there bones
Fun facts
1: shark can't flow water through there mouth and out there gills by themselves so they need to always be swimming or they will die
2: lampreys are parasites to other fish
3: most of the fish population are bony fish