They had covered many and many a mile, and Toad was already considering what he would have for supper as soon as he got home, when he noticed that the engine-driver, with a puzzled expression on his face, was leaning over the side of the engine and listening hard. Then he saw him climb on to the coals and gaze out over the top of the train; then he returned and said to Toad: It's very strange; we're the last train running in this direction to-night, yet I could be sworn that I heard another following us!'
Toad ceased his frivolous antics at once. He became grave and depressed, and a dull pain in the lower part of his spine, communicating itself to his legs, made him want to sit down and try desperately not to think of all the possibilities.
By this time the moon was shining brightly, and the engine-driver, steadying himself on the coal, could command a view of the line behind them for a long distance.
Presently he called out, 'I can see it clearly now! It is an engine, on our rails, coming along at a great pace! It looks as if we were being pursued!'
The miserable Toad, crouching in the coal-
