What about a dogso small you could see it only with your eyes shut? For months Ben Blewitthas been thinking about dogs. Alsatians, Great Danes, mastiffs, bloodhounds. . . He had chosen the biggestand the bestfrom the dog books in the public library. But the dog that comes leapinginto his life is quite different from these, and quite extraordinary. . . 'One of the finest writers of her generation' - Guardian