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Contact: Sylvia Carson
scarson@anl.gov
630-252-5510
DOE/Argonne National Laboratory
Caption: X-ray imaging of beetles helps confirm that tracheal system design may limit size in insects. More of the body is filled with air-filled tracheal tubes in larger species, particularly in the legs, and so much larger species than exist today might not have room for enough tubes.
Credit: Argonne National Laboratory
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Related news release: X-ray images help explain limits to insect body size
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