Question

find out if all Marine organism breathe through gills if not find information about four Marine organism which do not have gills how do they take in oxygen for respiration

Answer 1

well there are some like frogs and tadpoles who have both gills and lungs
and some like whale and dolphins have lungs they live inside water and come on surface of water for intake of oxygen

Answer 2

well there are some like frogs and tadpoles who have both gills and lungs

and some like whale and dolphins have lungs they live inside water and come on surface of water for intake of oxygen