the respiratory system bird air sacs and lungs

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The Respiratory System of a Bird. Air sacs and Lungs Royalty Free Stock Photo

$Detailed scientific illustration of the avian respiratory system showing the unique anatomy of a bird\'s lungs Royalty Free Stock Photo$

Comparing Bird and Mammal Respiratory Systems A Double Exposure Visualizing Anatomical Differences in Breathing Royalty Free Stock Photo

Detailed Anatomy of a Hens Respiratory System Unveiling the Avian Lung and Air Sac Network Royalty Free Stock Photo

Pigeon internal anatomy Royalty Free Stock Photo

The Respiratory System of a Bird. Air sacs and Lungs

Detailed 3D Visualization of the Respiratory System Lungs Bronchi Alveoli and Airway Anatomy Royalty Free Stock Photo

Anatomical diagram showing a detailed view of the avian respiratory system for scientific and educational use Royalty Free Stock Photo

Cg healthcare 3d illustration, lungs disease of 2019-ncov Royalty Free Stock Photo

cg medicine 3d illustration, lungs disease of covid-2019 Royalty Free Stock Photo

lungs problems of sars-cov-2 cg medical 3d illustration Royalty Free Stock Photo

lungs pain of 2019-ncov, cg healthcare 3d illustration Royalty Free Stock Photo

The avian respiratory system is different from that of other vertebrates, with birds having relatively small lungs plus air sacs that play an important role in respiration but are not directly involved in the exchange of gases. The air sacs permit a unidirectional flow of air through the lungs.