        He began by writing down everything he could remember about their physical appearance, then their behavior.  Dale assumed that they must have some sort of social structure.  It appeared that the unicorn who had come out to meet him had been in command, at least until the white one woke up.  He also assumed that since the white one was wearing a crown, she was some kind of an important leader, although he could not imagine why she had been asleep on the beach.