Observations on a Woodpecker

What is the woodpecker on the right doing? It’s excavating a hole in a pine tree. At the moment the photo was taken it was looking inside the hole to see how the work was going, perhaps assessing what needs to be done next, or both. There were already four holes in this tree when work began, all above the hole currently being excavated. They, the other holes, looked to be unusable due to decay. In fact, the tree brokeRead more