Pre-register through VolunteerHub https://nap.a2gov.org/BirdHills043023 The largest natural area in the city at 146 acres, Bird Hills is a haven for hikers. Unpaved trails wind through hills and ravines covered with beech, sugar maple, flowering dogwood, oaks and hickory—and a wide variety of spring wildflowers. Come join other volunteers in pulling invasive species and work together […]