Sharks are not mammals because, all mammals have body hair and as far as I know sharks have no hair.
It's not warm blooded, it doesn't breath air, the females don't have mammary glands.
1. Sharks are Cold-Blooded
2. Shark have gills and dont always need air to breathe.
Shark is to fish dolphin is to mammal.
shark,tiger
The Hammerhead shark is not a mammal.
it is not a mammal
No It is not a mammal It's a fish
A shark is a fish
No, the sand shark is a fish with gills.
yes
yes
No
mammal
No, they are fish.