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Spiracle


Spiracles identified on an Indian Moon Moth
Spiracles identified on an Indian Moon Moth
Photographer: Shawn Hanrahan


In insects, a Spiracle is a small opening on the abdomen or thorax that lets air into the tracheal system.


Rays and some other fish also have spiracles behind each eye that lets water flow into the gills.


Associated Terms: Spiracles


Also see:
Tracheal System
Tracheal Lung
Trachea

 


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