He found a comfortable place in the shade, where a stone ledge was built against the side of a ruined house, and sat down. Jerry and Ned followed his example, for they, too, were leg-weary.

“I’ll just take a look through this one place, and then we’ll go back and have dinner,” said the professor.

He entered the structure, against which the boys were sitting. It was a small, one-storied affair, and did not look as if it would contain anything of value. The naturalist had not been inside five minutes before the boys heard him calling, in excited tones:

“Come quick, boys!”

They ran in, to behold Professor Snodgrass with his arm stuck in a hole in the wall. He seemed to be pulling at something.

“What is it?” cried Jerry.

“A gila monster,” replied the professor. “I saw him and I got him.”

“It looks as if he had you,” answered Ned.

“He tried to get away, but I grabbed him by the tail as he was going in his hole,” went on the naturalist. “Now he’s got his claws dug down in the dirt and I can’t pull him out. Come out of there, my beauty!” he cried, addressing his remarks to the hidden gila monster. “Come out, my pet!”