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Name of fish which have lungs only?
fish are fish. if they could breathe above water they would be a mammal. no fish have lungs only.
Why whale is call a mammal but not a fish?
A whale is called a mammal but not a fish because they have lungs and viviparous and feed their young ones
Why is a sword fish classifyed as a fish?
A sword fish is a fish due to it having gills, and a bone structure, unlike a shark that has cartilage, or a mammal that has lungs.
Is an eel a fish or a mammal?
They're fish. Eels have gills, whereas reptiles have lungs.
Is a platypus a bird or a fish?
The platypus is a mammal. Although it lays eggs in a burrow, and hunts for food in the water, it is a warm-blooded mammal that breathes using lungs, not gills. It also feeds its young on mothers' milk, something which no fish does.
What kind of animals uses lungs and gills to breath?
A lot. Dogs, Cats. Almost all animals have lungs.
Does a mammal have lungs or gills?
lungs
Are bird lungs more efficient than mammal lungs?
Yes. Bird lungs are more efficient than mammal lungs.
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.
Why is a dolphin not a fish why is a sea horse is?
A dolphin is a mammal, it breathes with lungs, it gives live birth and it suckles its offspring. A seahorse is a fish with a horse-looking head.
How is the oxygen taken in by the lungs of mammals different from the oxygen taken in by the gills of a fish?
Mammal take in oxygen in the air while fish take in oxygen in the water.
Do echidnas have lungs?
Yes. The echidna is a mammal, and all mammal have lungs.
