He was not tethered or tied, for he was too well-trained to make that necessary.

He showed his fine training further by merely pricking his ears and elevating his head upon the approach of his master and companion.

A whinny or neigh might have betrayed both.
The two were now so far removed from the glow of the camp-fire that they could see each other only dimly.

There was no moon in the sky, though the stars were shining brightly.

The Indian, from the force of circumstances, was compelled to hold his disadvantageous position, inasmuch as he had to move out from among the trees, while Jack remained within their shadows.
Realizing that this was a critical moment, he stood motionless, with his weapon still at a dead level.
"My gun is aimed at your heart," he said, "and I am watching every movement you make.