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Journal: Journal of Experimental Biology
J Exp Biol (2002) 205 (1): 25–35.
Published: 1 January 2002
...Ole Næsbye Larsen; Franz Goller SUMMARY The role of syringeal muscles in controlling the aperture of the avian vocal organ, the syrinx, was evaluated directly for the first time by observing and filming through an endoscope while electrically stimulating different muscle groups of anaesthetised...