Yep, and they love the leaves that are yellow and falling to the ground, that is when they have their highest sugar content (the leafs). I have seen then mess with the "apples", but they seem to prefer the leaves.
I've had a block hanging in the ceiling of my shop for about 5 years. It's 3" x 5" x 40".
I bet it is ready I just don't have a barreled action in mind to put in a future stock. I knew a guy that had a guitar made out of bois d' arc and mesquite all cut from Texas, it was very sharp!