“Doto! Doto! Where are you?”

There was a slight rustling of leaves in a tree near by, and Doto peered cautiously through the branches. His brow was wrinkled in a scowl that seemed to say he was not at all sure that Bomba was not playing some practical joke on him.

“Look! Nice music! Not hurt Doto!”

Bomba held his mouth organ out to the big monkey, so that he might get a better look at it.

“Nice music,” said Bomba again. “Listen!”

Once more he put the harmonica to his lips and blew a plaintive wail into the reaches of the jungle.

A response came that was as startling as it was unexpected.

There was a thunderous roar, a crashing of the undergrowth, and a great jaguar bounded into view!

CHAPTER XIII
PLAYING FOR HIS LIFE

For a moment Bomba was so taken aback by the sight of the jaguar that he did not stir.