By now they were starving, only Klaus was the stronger of the two, for he found and devoured some carrion, a dead hyena I think it was.

Pereira also tried to eat this horrible food, but, not having the stomach of a Hottentot, the first mouthful of it made him dreadfully ill.

They sought shelter in a cave on the bank of a stream, where grew water-cresses and other herbs, such as wild asparagus.

Here it was that Pereira told Klaus to try to make his way back to the camp, and, should he find anyone alive there, to bring him succour.
So Klaus went, taking the remaining leg of the hyena with him, and on the afternoon of the second day arrived as has been told..