Come on a bird walk through the Back Bay Fens , led by Arnold Arboretum’s Marc Devokaitus, on Saturday, November 12, from 8 – 9:30 am, and/or come on a bird walk of Jamaica Pond on Saturday, November 19, from 8 – 10, led by Gerry Wright of Jamaica Pond Boathouse.  Free, but please rsvp to projectassistant@emeraldnecklace.org for information on the assembly site.