On Saturday, Oct. 15, I’m going to lead a bird walk right in my proverbial backyard. We’ll leave from the parking lot at Thaddeus “Ted” Lechowicz Woods, 5901 N. Central, Chicago, at 7:30 a.m. and stay out until 9:30 or so, maybe later if we’re seeing birds. We’ll cover Lechowicz Woods and other nearby properties that are part of the Forest Preserve Dist…