In addition to what others have already said, look up "training for shy dogs" on google. You want to build his confidence in his own safety, and certain training exercises can help with that.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |