Fish are vertebrates that live in either fresh water or ocean water. They are characterized by two sets of paired fins and two or more single fins, gills with which to breathe under water, and scales.
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What are fish?
- Marine Life
- Fish
Fish are vertebrates that live in either fresh water or ocean water. They are characterized by two sets of paired fins and two or more single fins, gills with which to breathe under water, and scales.