A wide "U" shaped branch angle is optimum, allowing layer of layer of wood to build unhindered.
Trunk burned from sun because trees were removed on the sunset side. Cover to protect.
It can be better to thread a hook into wood beneath, than wrap a hook over like this.
Evidence of bronze birch borers are the "D" shaped holes in the trunk and stems.
When bark enfolds, called included bark, the union can get weaker each year.
If stubs are left, wood can't close-over right away. And why hands-off is not best.
Multiple dead trees like these birch are a red flag to look around the habitat.