The heart
Kookaburras are birds: like all birds, they breathe using lungs.
The Southern Cassowary (like all birds) has a pulmonary system where the lungs and the mouth are all connected.
According to my college biology professor, birds have the most efficient lungs of all LAND vertebrates.
lungs is respiratory organ of cow
The lungs are their own organ but they are located in the thoracic cavity
The lungs are the main organ of the respiratory system, but they are also an organ in the circulatory system.
Birds lungs are called lungs but birds also possess air sacs for help in respiration .
No, birds have lungs in their chest cavity not their wings.
Birds breathe through their mouth/nose just like you and I.
The heart is surrounded by the lungs.
diaphragm the lungs
You need lungs to breathe.