In a glass house, it can be any season you want it to be.
Spring must be coming. Our resident flicker has taken up his perch on the metal chimney cap, where he rat-a-tat-tats on his metal drum. Because this is a metal chimney pipe, we can hear it in the house, especially near the fire place. It was quite startling the first few times we heard it, but now we know. Is it a mating ritual???