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Neither.
Sharks are fish because, like fish, they breathe using gills. Only juvenile amphibians breathe using gills.
The other major difference is in the composition of their skin covering. Amphibians have moist skin; sharks and other fish have scales. in the case of the shark, its tiny placoid scales from a tough skin.
What else can I help you with?
What is the worlds largest non mammal aquatic animal?
The world's largest non-mammalian aquatic animal is the whale shark, which is a filter-feeding carpet shark and the largest known extant fish species. It can grow up to lengths of around 40 feet (12 meters) or more and typically inhabits tropical and warm oceans.
Which animal is a small mammal with a spiny coat?
Hedgehog
Is a mammal a carnivore?
Some are and some aren't. It depends on what type of mammal it is.
What animal has the smallest brain between a polar bear a great white shark or a lion?
The animal with the smallest brain among a polar bear, a great white shark, and a lion is the great white shark. Great white sharks have relatively small brains for their body size compared to other animals.
Why is a whale described as an animal and not a mammal?
A whale is described as a mammal because it shares key characteristics with other mammals, such as giving birth to live young, producing milk to feed its offspring, and having hair at some point in its lifecycle. These traits classify whales as mammals within the animal kingdom.
What is largest non-mammal animal?
whale shark
Is the shark a animal?
No its not an animal or mammal. it is classified in the class "Fishies" of phylum vertebrates.
Is a shark a mammal and why?
No a shark is not a mammal. It isn't a mammal because it filters water through it's gill slits then oxygen is filtered from the water. To be a mammal an animal has to directly breath oxygen into the lungs.
Shark is to fish dolphin is to?
Shark is to fish dolphin is to mammal.
What mammal is not in the mammal key?
shark,tiger
Is a hammerhead mammal?
The Hammerhead shark is not a mammal.
What category of mammal is a great white shark?
it is not a mammal
Is a shark is a kind of a mammal?
No It is not a mammal It's a fish
Is a shark a mammal or bird or reptile?
A shark is a fish
Is the whale shark or the blue whale the largest mammal on earth?
The Blue whale is the largest mammal on earth. average size of the whale is 87 feet long. that's about as big as a passenger jet. it is also the loudest animal on the planet. And the whale shark is a fish.
Is a sand shark a mammal?
No, the sand shark is a fish with gills.
What is a shark attack?
A shark attack is when a shark bumps, bites, or otherwise injures an animal or mammal. Some survive, some do not. (reefannie)
