How do fish breathe?


Fish use there gills to breathe, this is the reason that they can breath and survive under water. They are aquatic animals and are known as cold blooded vertebrates.
2 Additional Answers Answer for: how do fish breathe
Their gills allow oxygen from water to enter their bloodstream
A fish opens its mouth and draws in water, then forces the water through its gills by pulling in its throat area.
Fish breathe through their gills. Water is part hydrogen, and part oxygen. A fish's gills act as a sort of filter, extracting the needed gases as the water passes through the gills, transferring them directly to the blood of the fish.
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