"Only flatter, more like a saucer than a cup," said Rap. "Is it made of plant-down, too?"
"No—of fine grasses, rootlets, and bits of bark," said the Doctor; "and in a few days it will hold three or four creamy-white eggs, prettily wreathed around one end with dark-brown spots."
"Pewee, pewee, pe-e-er!" cried the nest owner very sadly.
"We are going home, so you needn't worry, dear," said Dodo. "Good-night."
[CHAPTER XXII]
TWO WINGED MYSTERIES THE NIGHTHAWK
The sun was quite low when the party drove out of the lane; the birds were singing their very best, and Olive stopped the horses on top of the next hill, that they might all look at the beautiful twilight picture around them.
"How quickly the sun slides when it once begins to go!" said Nat. "It looks as if it were going into a cage with the striped clouds for bars."
"Shirk—shirk—boom!" A large bird that had been sailing about overhead dropped through the air till it was almost over the surrey, then turned suddenly and darted upward again.
"What is that?" cried Nat and Dodo.