Registration with the leader is required. Limit 15 participants. Registration for nonmembers opens on April 1.We will be looking for migrants and returning residents. Easy walking on a gravel road and a mulch trail. It will about 2 hours. Meet at the Thunderbird parking lot: https://maps.app.goo.gl/oc7GWihKD4pHKiZC8. Leader: Mark Freeburg, freebs59@sbcglobal.net, (630) 661-1521 (text preferred)