Join a Forest Preserve District ranger to look for different species and then record your sightings with the Cornell Lab of Ornithology
and the National Audubon Society
. Last year, more than 214,000 participants submitted observations during the four-day event, creating the largest snapshot of global bird populations ever recorded.
or at 630-933-7248
. Participants should meet at the waterfall parking lot on Bluff Road. Bring water, dress for the weather, and wear sturdy shoes for this moderately paced walk, which may go along uneven turf trails.