Using Upper Mandible Lining Color to Age Black-capped Chickadees: Is it reliable?

Authors

Megan A. Fylling
Tricia M. Rodriguez
Michael T. A. Krzywicki

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Recommended Citation

Fylling, Megan A.; Rodriguez, Tricia M.; and Krzywicki, Michael T. A. (2018) "Using Upper Mandible Lining Color to Age Black-capped Chickadees: Is it reliable?," North American Bird Bander: Vol. 43 : Iss. 2 , Article 2.
Available at: https://digitalcommons.usf.edu/nabb/vol43/iss2/2