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Keywords: vocal frequency
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Journal Articles
J Exp Biol (2004) 207 (4): 607–619.
Published: 1 February 2004
... vocal tract resonance properties through changes in beak gape. In this study, we examine patterns of beak gape during song production in seven species of Darwin's finches of the Galápagos Islands. Our principal goals were to characterize the relationship between beak gape and vocal frequency during...
Includes: Multimedia, Supplementary data