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How do sharks and dolphins breathe under water?
Sharks are fish, and breathe with gills. Dolphins are mammals, breathe with lungs, and can't breathe underwater. They breath at the surface, then hold their breath - which they're really good at - while diving.
How long can sharks breathe under water?
They can breathe under water for as long as they want because the have gills and can get their oxygen from the water. In fact, they'll die within minutes if removed from the water.
Can dolphins breathe air above water or do they have to breathe under water?
No mammals can breathe underwater. All mammals, including sea mammals, must breathe above the surface of the water. This is why marine mammals such as dolphins and whales frequently come to the surface.
How do dolphins and whales breath under water?
They don't. Dolphins and whales breathe air just like we do. They can hold their breath for a long time, but they come up to the surface to breathe.
Can sharks breathe air?
No, sharks do not breathe air. They have gills that extract oxygen from the water as it flows over them, allowing them to extract oxygen from the water and breathe efficiently in their underwater habitat.
What animals breath through gills?
Most fish do... unlike the betta fish they can breathe water and air. Dolphins and whales are an example of ones that breathe only air. Sharks, gold fish and other fish have to breathe water.
Do sharks breathe under water?
Kinda-sorta. Sharks are fish, they use gills to get oxygen from the water. So it's a kind of breathing even if there are no lungs involved.
Why can't dolphins live under water all the time?
They are mammals and breathe to breathe. Although they can hold their breath for a long tome and at great depth, at some point they must return to the surface for air. This is also true of whales because they are mammals but not sharks because they are large fish.
Can a dolphin breath under water?
Dolphins can't breathe underwater because they are mammals. They go to the surface to breathe and then hold their breath while underwater
How dolphins breathe in water?
They use a blow hole to breathe in/out air when the surface the water.
What does a dolphin use to breathe under water?
They don't. Dolphins have lungs, and have to Surface to Breathe. Thye hold their breath while diving.
How sharks and dolphins are alike?
they live in the sea, meat eaters, .............................!
