University of Wisconsin–Madisonimages.library.wisc.edu/EcoNatRes/EFacs/PassPigeon/ppv16...variety...
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University of Wisconsin–Madisonimages.library.wisc.edu/EcoNatRes/EFacs/PassPigeon/ppv16...variety of hawks, a fair scattering of kingfishers and flickers, a good num- ber of mourning