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Volume 18, Number 10—October 2012


Wild Birds and Urban Ecology of Ticks and Tick-borne Pathogens, Chicago, Illinois, USA, 2005–2010

Sarah A. HamerComments to Author , Tony L. Goldberg, Uriel D. Kitron, Jeffrey D. Brawn, Tavis K. Anderson, Scott R. Loss, Edward D. Walker, and Gabriel L. Hamer
Author affiliations: Michigan State University, East Lansing, Michigan, USA (S.A. Hamer, E.D. Walker, G.L. Hamer); Texas A&M University, College Station, Texas, USA (S.A. Hamer, G.L. Hamer); University of Wisconsin, Madison, Wisconsin, USA (T.L. Goldberg, T.K. Anderson); Emory University, Atlanta, Georgia, USA (U.D. Kitron); University of Illinois, Urbana, Illinois, USA (J.D. Brawn, S.R. Loss); and Smithsonian Migratory Bird Center, Washington, DC, USA (S.R. Loss)

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Table 2

Demographic information about 10 avian hosts infested with Ixodes scapularis ticks in southwestern suburban Chicago, Illinois, USA, 2005–2010*

Bird Date of capture Age Site, category I. scapularis stage (quantity) Presumed I. scapularis acquisition
American robin 2007 Jul 18 AHY 1, residential L (9); N (1) Local
American robin 2009 Aug 18 HY PL, green space L (2) Local
American robin 2010 Jun 22 AHY PHN, green space N (2) Local
American robin 2010 Jul 13 AHY PL, green space L (1) Local
American robin 2010 Jul 26 HY PL, green space L (8) Local
Blue jay 2009 Jun 15 AHY PHN, green space N (1) Local
Blue jay 2009 Jun 15 AHY PHN, green space N (1) Local
Gray-cheeked thrush 2010 Sep 16 HY PHN, green space N (1) Migratory (from north)
Northern cardinal 2007 Aug 16 HY 13, residential L (1) Local
Swainson’s thrush 2006 May 23 AHY WW, green space L (1) Migratory (from south)

*AHY, after hatch year; L, larva; N, nymph. HY, hatch year; PL, Pleasure Lake; PHN, Palos Hills Natural; WW, Wolfe Wildlife Refuge.

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