Observer Editor, Free
Winter Nature Walk: Ann Arbor Natural Area Preservation Division/Ann Arbor District Library.
A city naturalist leads a walk through Black Pond Woods, a nature area with 3 distinctive habitats that’s named for its small vernal pond carved by receding glaciers. Dress for the weather & bring water. 1–2 p.m., meet in the Leslie Science & Nature Center parking lot, 1831 Traver Rd. Free. Preregistration required at tinyurl.com/BPWWalk123122. 794–6627.