“I wish our mothers were like that,” laughed Bob. “If they were, perhaps Joe and I wouldn’t have so much difficulty in getting their consent to go with our dads.”

A bountiful dinner was soon served, Bob and Joe eating heartily.

“And now I have a surprise for you,” Mr. Wallace said, when the meal was over. “It is something I know we all will enjoy, especially in view of what is to come.”

The young men looked inquiring.


CHAPTER V
As Guests of the Naturalist

“WHAT is the surprise?” inquired Joe Lewis anxiously.

“This: I made arrangements for a movie to be shown—purely for our own benefit,” the naturalist explained. “It deals with Peru and the Andes.”