They have gills and tubular feet
Sea cows are mammals, and breath with lungs.
A sea otter is a mammal, so it has lungs.
Yes they do.All sea creatures have gills.
Fish Use Gills Instead of lungs. Gills Help fish to Breath. Fish Use Gills Instead of lungs. Gills Help fish to Breath.
some snails have lungs, and others have gills. interestingly, some snails with gills live on land, and some with lungs live in freshwater or sea!
Whales have lungs. They descended from land animals with lungs. They had lungs before they became creatures living full time in the ocean. They did not develop either gills or lungs after they became sea creatures but long before.
The lungfish has both gills and lungs.
Loggerhead sea turtles breathe with lungs. Unlike fish that use gills to extract oxygen from water, sea turtles must surface to inhale air through their lungs. They can hold their breath for extended periods while diving, but they need to come up for air regularly.
Goldfish do not have lungs. Sorry but they have gills. =) Goldfishes do not have lungs. They have GILLS.
Absolutely. Everything that breathes air has lungs.
Monotremes are mammals; therefore they have lungs, not gills.
A amphibian has neither lungs or gills