How do aquatic animals get oxygen
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Aquatic animals may breathe air or extract oxygen that dissolved in water through specialised organs called gills, or directly through the skin. Natural environments and the animals that live in them can be categorized as aquatic (water) or terrestrial (land).
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Aquatic animals may breathe air or extract oxygen that dissolved in water through specialised organs called gills or directly through the skin .natural environments and the animals that live in them can be categorized as aquatic(water)or terrestrial(land).
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