Answer:
There is also a difference between fish and amphibians. Amphibians have a heart which contains three chambers, while the fish have only 2. Another difference between the two is the fact that amphibians have a bladder which produces urea and fish extract their nitrous waste as ammonia from their gills.
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Step-by-step explanation:
fish always have gills. amphibians have gills when they are younger but as they get older they end up developing lungs.
Amphibians can also live in both land and water whereas fish can only live in the water.
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