In a Thursday, June 12, 2014 photo, Samantha Durfey, left, and Christiaan King drag corduroy cloth squares through underbrush to collect ticks during field work at the Pine Bush Preserve in Albany, N.Y.Researchers from Paul Smith's College, the Trudeau Institute and state Health Department have launched a study to document the spread of ticks and Lyme disease into the Adirondacks. (AP Photo/Mary Esch) (AP Photo/Mary Esch)

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