Frantically he began to wash himself, little paws sweeping down over his head, feet wildly scratching to free the sticky tufts of fur, tongue and teeth working on the matted white of his belly, all to no avail, but he must--he must! So he didn't hear at first the humans coming in the door, and the slow step of a tired donkey. It was the sudden brightening that stopped his frantic efforts, and he froze in his alarm, huddling against the wall