Migratory Birds and Spread of West Nile Virus in the Western Hemisphere
John H. Rappole* , Scott R. Derrickson*, and Zdenek Hubálek†
Author affiliations: *Conservation and Research Center, National Zoological Park, Smithsonian Institution, Front Royal, Virginia, USA; and †Institute of Vertebrate Biology, Academy of Sciences, Valtice, Czech Republic
Figure 2. Circum-Gulf migration pattern of the Herring Gull (Larus argentatus), as shown by band returns. From Bull's Birds of New York State (37). Stars on the figure denote banding location; dots denote recovery location.
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