Serologic evidence of West Nile virus and Usutu virus infections in Eurasian coots in the Netherlands

Summary West Nile virus ( WNV ) and Usutu virus ( USUV ) are arboviruses that are maintained in enzootic transmission cycles between mosquitoes and birds and are occasionally transmitted to mammals. As arboviruses are currently expanding their geographic range and emerging in often unpredictable locations, surveillance is considered an important element of preparedness. To determine whether sera collected from resident and migratory birds in the...