The night was particularly suited to them.

The heavy black clouds floating before the moon and stars were met by thick mists and vapors that fairly oozed out of the damp earth.

It was an evil night, full of spells and magic, and the moment came when the chief wished he was in his own hunting grounds far to the west by the greatest of the Great Lakes.
The darkness was not too great for him to see several of his warriors trembling and he rebuked them fiercely, though his own nerves, tough as they were, were becoming frayed and uneasy.

He forgot to watch the trail and listen for the sound of footsteps.

All his attention was centered upon that horrible and circling chorus of sound.