We hope to see resident hawks, doves, hummingbirds, and wrens, and some ducks on Ayer Lake. Vireos, thrushes and sparrows are possible as well as wintering nuthatches, kinglets and warblers. The arboretum has an entrance fee but the bird walk is free. Meet 8 AM just past the entrance.
Limit:10
Difficulty: 2
Leaders: Veronica Heron & Joy Bell