Lungfish
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Lungfish, also known as dipnoans, are freshwater vertebrates belonging to the class Dipnoi. Lungfish are best known for their innovative respiratory system, including the ability to breathe air, and d
Neoceratodus forsteri, 2014 09 19
Lateral view of lungs of a dissected spotted lungfish (Protopterus dolloi)
Granddad, Shedd Aquarium, Chicago
South American lungfish
Australian lungfish
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The Australian lungfish, also known as the Queensland lungfish, Burnett salmon and barramunda, is the only surviving member of the family Neoceratodontidae. It is one of only six extant lungfish speci
Lungfish
…the lungs of tetrapods. As in tetrapods and bichirs, the lungs extend from the ventral surface of the esophagus and gut. Of extant lungfish, only the Australian lungfish can breathe through its gills without needing air from its lung. In other species, the gills are too atrophied to allow for adequate gas exchange. When…
A Queensland lungfish in the Frankfurt Zoological Garden