Wednesday, Dec. 7    Join a naturalist from the Boothbay Region Land Trust to learn some tricks used to identify common trees in winter, including bark, buds, twigs, branching patterns, and even smell. At Oak Point Farm, 60 Samoset Road, Boothbay Harbor from 10 to 11 a.m.  Group limited to 12. Free walk - registration required. Fill out the form at www.bbrlt.org/events or contact Environmental Educator Tracey Hall at thall@bbrlt.org or 633-4818.