Variation in Relative Heart Size of Certain Passerines with Increase in Altitude

Authors

Robert A. Norris
Francis S. Williamson

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Recommended Citation

Norris, Robert A. and Williamson, Francis S. (1955) "Variation in Relative Heart Size of Certain Passerines with Increase in Altitude," Wilson Bulletin: Vol. 67 : Iss. 2 , Article 2.
Available at: https://digitalcommons.usf.edu/wilson_bulletin/vol67/iss2/2