Buck recognized the wild brother. He was whining softly, and they touched noses. A second wolf, old and battle-scarred, came forward and sniffed noses with him; he sat down, pointed his nose at the moon, and broke out in a long wolf howl. Buck, too, sat down and howled. Buck, a big, powerful dog, is kidnapped from his California home and sold as a sled dog in the Arctic. In his new environment he must learn quickly how to deal with man's club and...