Volume 7, Number 4—August 2001
THEME ISSUE
West Nile Virus
West Nile Virus
Dead Bird Surveillance as an Early Warning System for West Nile Virus
Figure 2

Figure 2. . Maps of ill or dead crow sightings (a,b) and West Nile virus-positive dead birds of any species (c,d), New York State, 2000.
1Bryon Backenson, Kristen Bernard, Hwa-Gan Chang, Alan Dupuis, Gregory Ebel, Ivan Gotham, Susan Jones, Elizabeth Kauffman, Dale Morse, John Napoli, Perry Smith, Charles Trimarchi, Barbara Wallace, Dennis White, Amy Willsey, New York State Department of Health
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