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Blacklegged Tick Population by Migratory Birds in Ontario, Canada

Researchers have discovered a new Lyme disease endemic area in Frontenac County that was likely started by spring migratory songbirds. This remote site, near Verona, Ontario, is located a considerable distance from roads and dwellings, which indicates that songbirds introduced immature (larva, nymphs) blacklegged ticks, the primary vector of the Lyme disease bacterium, Borrelia burgdorferi….