A Numerical Criterion for Aging by Iris Color in the Gray Catbird

Authors

D. Scott Wood

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Recommended Citation

Wood, D. Scott (1973) "A Numerical Criterion for Aging by Iris Color in the Gray Catbird," Eastern Bird Banding Association News: Vol. 36: Iss. 3, Article 2.
Available at: https://digitalcommons.usf.edu/ebban/vol36/iss3/2