LCAS = Lake County Audubon Society (847-362-5134) http://www.lakecountyaudubon.com
Lake-Cook Aud = Lake-Cook Chapter of the Illinois Audubon Society (847-831-0331) http://www.lakecookaudubon.org/ Home_Page.html
LCFPD = Lake County Forest Preserve District, http://www.lcfpd.org/
Bird and Nature walks are offered many Saturdays and Sundays at Volo Bog State Natural Area and McHenry Dam/Moraine Hills State Park, (815-344-1294) http://dnr.state.il.us/lands/Landmgt/PARKS/R2/VOLOBOG.HTM