Forest dawn with cracking wood

Overnight recording in pursuit of Ural Owl which I had heard calling at the site one week earlier. Not so this calm but cold (-15C) night. My eleven hour long session produced calls from distant Boreal Owl and Red Fox. Tree stems cracked throughout the night in the low temperatures. The most interesting session acoustically, occurred during dawn when Great and Willow Tit began singing. Drumming woodpeckers and Ravens were present, and one can hear the fluttering wings of a Hazel Grouse flying by