He alone was awake, except the sentinels, and he felt like a tiny, lost speck in all the vast wilderness.

A second time came the cry of the wolf, and then it was repeated a third and a fourth time.

After the fourth it ceased.
The four cries were so distinct, so equal in length, and repeated at such regular intervals that they seemed to Francisco Alvarez like set notes.

He listened intently, but they did not come again.

He glanced at the prisoner but Paul had not stirred, the moon's rays illuminating his face with a pale light.