She is not trying to take off. She acts like there is something hiding behind every rock and tree and just wont relax. She doesn't seem to act like this out in the open. I am using a 1" round port bit with about a 3" shank.

I just got a new mule, have had horses for a long time but pretty new to mule's. This mule is a 10 year old molly mule she seams to pretty level headed in most things, she is good catch good with her feet and ears. Her problem is when we are in the dark timber she gets nervous and wants to walk ...