Observer Editor, Free
“Spring Migration Walk in Nichols Arboretum”: Washtenaw Audubon Society.
Every Thurs., Mar. 30–May 25. All invited to walk through the Arb to look for resident birds and early migrants. Binoculars available to use. 8–10 a.m., meet in the cul-de-sac at the end of Riverview Ct. (off Geddes near the east end of Dow Field). Free. Washtenawaudubon.org.