Vestigial Claws on the Wings of the Kiskadee Flycatcher, Pitangus Sulphuratus Caucensis

Authors

Herbert Friedmann

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Recommended Citation

Friedmann, Herbert (1952) "Vestigial Claws on the Wings of the Kiskadee Flycatcher, Pitangus Sulphuratus Caucensis," The Auk: Vol. 69: Iss. 2, Article 11.
Available at: https://digitalcommons.usf.edu/auk/vol69/iss2/11