THE SOUL OF THE WOLF by Michael Fox
Little, Brown; 131 pages; $12.95
Wolves used to slaver a lot. They hung around outside European villages to gobble up grandmothers. They trailed troikas across the frozen steppes, waiting for some tender Muscovite to be tossed their way. They howled through the Canadian wilderness on the heels of succulent trappers lost in the snow. All that has changed. Now wolves are seen as benign and useful citizens of the ecosystem. They protect nature's delicate balance by keeping down those troublesome caribou herds and even practice birth...