The gills in a fish are like the lungs in an air breathing animal. Each is part of that animal's respiratory system.
Gills.
the gills
lungs
In mammals and fish it is lungs
pharynx
gills
a organ systems are shared by both fish and birds because they have the same respiratory system, nervous system and reproductive system.
They both have organ system, respiratory system and excrete in a similar way
Mammals use lungs to collect oxygen from the air, fish use gills to collect oxygen from the water.
The fish use gills to respire. it is located on the lateral front side just behind the eyes of the fish
Any animal that breathes has a respiratory organ
the type of respiratory organ mollusks have is GILLS.
Compared to what? It is the only respiratory organ in humans.
the primary respiratory organ for cockroach is trachea
lungs is respiratory organ of cow