Grandfather Frog sat among the bulrushes on the edge of the Smiling Pool. Over his head Mr. Redwing was singing as if his heart would burst with the very joy of springtime.  
 “Tra-la-la-lee, see me!  See me!
  Happy am I as I can be!
  Happy am I the whole day long
  And so I sing my gladsome song.”
 
 
Of course Mr. Redwing was happy. Why shouldn't he be? Here it was the beautiful springtime, the gladdest time of all the year, the time when happiness creeps into everybody's heart. Grandfather Frog listened. He nodded his head. “Chugarum! I'm happy, too,” said Grandfather Frog. But even as he said it, a little worried look crept into his big goggly eyes and then down to the corners of his big mouth, which had been stretched in a smile. Little by little the smile grew smaller and smaller, until there wasn't any smile. No, Sir, there wasn't any smile. Instead of looking happy, as he said he felt, Grandfather Frog actually looked unhappy.
 
The fact is he couldn't forget what Jerry Muskrat and Little Joe Otter had told him—that there was something the matter with the Smiling Pool. He didn't believe it, not a word of it. At least he tried to make himself think that he didn't believe it. They had said that the water in the Smiling Pool was growing lower and lower, just as it did in the middle of summer, in the very hottest weather. Now Grandfather Frog is very old and very wise, and he had never heard of such a thing happening in the springtime. So he wouldn't believe it now. And yet—and yet Grandfather Frog had an uncomfortable feeling that something was wrong. Ha! he knew now what it was! He had been sitting up to his middle in water, and now he was sitting with only his ............