was his master, and not McCready, who belonged in that tent. Then why
was McCready there? He watched McCready as he entered, and suddenly the
dog was on his feet, his back tense and bristling, his limbs rigid. He
saw McCready's huge shadow on the canvas, and a moment later there came
a strange piercing cry. In the wild terror of that cry he recognized
_her_ voice--and he leaped toward the tent. The leash stopped him,
choking the snarl in his throat. He saw the shadows struggling now, and
there came cry after cry. She was calling to his master, and with his
master's name she was calling _him_!

"_Kazan_--_Kazan_--"

He leaped again, and was thrown upon his back. A second and a third
time he sprang the length of the leash into the night, and the babiche
cord about his neck cut into his flesh like a knife. He stopped for an
instant, gasping for breath. The shadows were still fighting. Now they
were upright! Now they were crumpling down! With a fierce snarl he flung
his whole weight once more at the end of the chain. There was a snap, as
the thong about his neck gave way.

In half a dozen bounds Kazan made the tent and rushed under the flap.
With a snarl he was at McCready's throat. The first snap of his powerful
jaws was death, but he did not know that. He knew only that his mistress
was there, and that he was fighting for her. There came one choking
gasping cry that ended with a terrible sob; it was McCready. The man
sank from his knees upon his back, and Kazan thrust his fangs deeper
into his enemy's throat; he felt the warm blood.

The dog's mistress was calling to him now. She was pulling at his shaggy
neck. But he would not loose his hold--not for a long time. When he did,