at the moon,wolves gathering together!
     There were no wolves living near Mr. Baggins’ hole at home, but he
knew that noise. He had had it described to him often enough in tales.
One of his elder cousins (on the Took side), who had been a great
traveller, used to imitate it to frighten him. To hear it out in the
forest under the moon was too much for Bilbo. Even magic rings are not
much use against wolves-especially against the evil packs that lived
under
     

 Wolves of that sort smell keener than goblins, and do not need to
see you to catch you!
     “What shall we do, what shall we do!” he cried. “Escaping goblins to
be caught by wolves!” he said, and it became a proverb, though we now
say ‘out of the frying-pan into the fire’ in the same sort of
uncomfortable
     “Up the trees quick!” cried Gandalf; and they ran to the trees at the
edge of the glade, hunting for those that had branches fairly low, or
were slender enough to swarm up. They found them as quick as ever they
could, you can guess; and up they went as high as ever they could