Just like humans, squirrels contain lungs, the major breathing organ in the respiratory system.
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
How might a squirrel use its sense of hearing?
No, it's in the ear.
The lungs
The Lungs.
The respiratory system.
The lungs are the main organ of the respiratory system, but they are also an organ in the circulatory system.