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Fish have gills, that's what helps them breath underwater.
Wiki User
∙ 14y ago
Wiki User
∙ 6y agoGills Helps a fish breathe underwater because gills are made for water,like Mammals use their lungs to breathe oxygen.
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Can white sharks only breathe underwater?
All Sharks are fish, and have to have water flowing over their gills to breathe.
What features do fish have?
-they have gills - they have scales - they are cold blooded - they can only breathe underwater
Why can't fish fly?
Fish don't have wings and their bodies are too heavy to fly.
Can a manatee breathe underwater?
No, it can not.
Can turtles breath underwater?
A turtle needs air to breathe. Some turtles can slow their metabolism, allowing them to sleep underwater, but it must come up to the surface of the water in order to breathe. It can hold it's breath and stay underwater awhile, but it must surface to breathe or it will drown. Turtles cannot breathe underwater because they do not have gills, like fish - they have lungs, much like human lungs. Some aquatic turtles such as the red-eared slider can hold their breath for 3-4 hours, which might make you think that they are breathing underwater, but they really are not.
Why can fish only breathe underwater?
Because they breathe through their gills.
What organisms use gills to breathe?
Fish use gills to breathe underwater.
Do fish breathe under water?
well yes they do 'breathe' underwater with their gills
Can fish breathe underwater?
Yes they breathe through their gills using the oxygen in the water.
How are bottle nose dolphins fish?
they can breathe and survive underwater.
What classifies an animal as an ocean animal?
if they breathe underwater... <=< FISH
What can fish do under water?
They can breathe, swim, and live underwater.
How long can a fish hold its breath underwater for?
I will assume you are not joking. A fish does not hold it's breath it can breathe underwater using its gills.
Why can't dolphins breathe underwater?
dolphins are mammals, not fish. They have lungs, not gills, and breathe air.
What is the longest a fish has stayed underwater for?
Their entire lives. They can breathe underwater, so they never have to come up.
Why does fish breathe underwater?
fish breath under water because in water oxygen is mixed.
Could whales breathe in water?
whales can breathe underwater that is why they live in water but sometimes they have to come up to breathe like fish
