Variation in Duration and Frequency Characters in the Song of the Rufous-collared Sparrow, Zonotrichia Capensis, with Respect to Habitat, Trill Dialects and Body Size

Authors

Paul Hanford
Stephen C. Lougheed

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Recommended Citation

Hanford, Paul and Lougheed, Stephen C. (1991) "Variation in Duration and Frequency Characters in the Song of the Rufous-collared Sparrow, Zonotrichia Capensis, with Respect to Habitat, Trill Dialects and Body Size," Condor: Vol. 93 : Iss. 3 , Article 18.
Available at: https://digitalcommons.usf.edu/condor/vol93/iss3/18