PITTSFIELD -- Berkshire Sancutaries will host a cleanup at Canoe Meadows Wildlife Sanctuary from 9 a.m. to 1 p.m. Saturday. They will provide tools, gloves and pizza. To register, call (413) 637-0320.

WILLIAMSTOWN -- Williamstown Rural Lands Foundation will lead a bird walk at 7:30 a.m. Saturday at Cole Field. Director Leslie Reed-Evans will identify birds by song. For information, call (413) 458-2494.

LENOX -- Search for salamanders at Pleasant Valley Sanctuary Friday at 6 p.m. Woodland salamanders spend their days under logs and stones. To register, call (413) 637-0320.

SHEFFIELD -- Bartholomew's Cobble Conservation Ranger Rene Wendell will lead a wildflower walk at 10 a.m. Saturday. To regster: (413) 229.8600.