One afternoon, a tired-looking dog wandered into my yard and followed me through the door into the house. He went down the hall, lay down on the couch and slept there for an hour.
Since my dogs didn’t seem to mind his presence, and he seemed like a good dog, I was okay with him being there, so I let him nap. An hour later he went to the door motioned for me to let him out and off he went.
The next day, much to my surprise, he was back. He resumed his position on the couch and slept for another hour.
This continued for several …