They use organs called gills that absorb the oxygen from the water. As far as amphibians go, they have both gills and lungs and are able to breath from the water and the atmosphere.
Fish are fish, their own group. Frogs are amphibians though.
they have oxygen they have to have oxygen
Fish, and then amphibians, and then reptiles, and then mammals
No. Clownfish are fish. Amphibians include frogs, salamanders and caecilians.
Fish, reptiles, and amphibians, originated in that order during the Paleozoic era.
axotles = amphibians
Fish
All living animals inhale oxygen. It is contained in air and in water (for fish and amphibians)
Fish appeared earlier. Amphibians later branched off from them.
Fish aren't amphibians. Among other things, amphibians can breathe out of water, something most fish can't do.
the amphibians have a three chambered heart whilst the fish have a two chambered heart.
fish, specifically "mud" fish or lung fish.