Frame did so, cutting off the flow when the cover skin floated six inches from the top.  They lugged him into it, awkwardly because he had frozen into the foetal position. "Get a collar pillow under his neck," instructed Nelson, "and call me when he comes out of it.  No - let me sleep, I need it.  Unless something worries you.  We'll walk him again this afternoon and tomorrow we'll start systematic exercise.  In three months I'll have him swinging through the trees like a monkey.  There's nothing really wrong with him."