He had lived for some years in the bush in Australia, and he thought that there was a good chance of his discovering their tracks.

But the captain shook his head.
"You are just as likely to get lost, or to fall over a rock, as anybody else," he said, "and it is better to have two men lost than three.

But there is one thing that you can do.

You can go down to the beach, and make your way southward as far as possible.

There you can find your way back, and if you take a gun, and fire it every now and then, you may attract the attention of Shirley and Burke, if they are on the hills above, and perhaps they may even be able to see you as you walk along.