Perspectives
Migratory Birds and Spread of West Nile Virus in the
Western Hemisphere
John H. Rappole,* Scott R. Derrickson,* and Zdenek Hubálek†
*Conservation and Research Center, National Zoological Park, Smithsonian
Institution, Front Royal, Virginia, USA; and †Institute of Vertebrate Biology,
Academy of Sciences, Valtice, Czech Republic
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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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