More than a half-century ago the naturalist Farley Mowat to investigate why wolves were killing arctic caribou. Mowat's account of the summer he lived in the frozen tundra alone -- studying the wolf population and developing a deep affection for the wolves (who were of no threat to caribou or man) -- is today celebrated as a classic of nature writing, at once a tale of remarkable adventures and indelible record of myths and magic of wolves.