What animal class is a fish?
Vertebrate: a grouping of animals that is distinguished by the possession of a backbone or spinal column, including mammals, birds, reptiles, amphibians, and fishes.
Do fish count as mammals?
Fish are not mammals because most of them are not warm-blooded, though some sharks and species of tuna are exceptions. They do not have limbs, fingers, toes, fur, or hair. Most of them can’t breathe air because they don’t have lungs, though the lungfish and the snakehead are also exceptions.
Is a shark a fish or a mammal?
Are sharks fish? Sharks are fish. They live in water, and use their gills to filter oxygen from the water. Sharks are a special type of fish known because their body is made out of cartilage instead of bones like other fish.