Crystal-clear sunrise, with a bluebird warbling by the barn. A downy woodpecker at the woods’ edge has found the perfect tenor-tuned snag to rattle, in response to a distant pileated woodpecker’s thunder.

Foggy and warm. Two nuthatches at the woods’ edge tangle in mid-air, tumbling a dozen feet before retreating to separate tree trunks. Near the top of the big tulip tree, a gray squirrel is leaping from limb to limb.