Academy Award-winner F. Murray Abraham narrates thisNATUREminiseries about the remarkable and enduring relationship  between dogs and humans, and why dogs have earned a unique and fundamental  place in the human heart. More than 750 million of us share our lives with  dogs. We love and cherish them. But this most adored of animal companions  was once the wild and savage wolf. How did this astonishing transformation  take place? In spectacular location footage, NATURE shows how indispensable  certain breeds have been to their people, from the Arctic's native Inuit  and their sled dogs to desert dwelling Jordanians and the speedy saluki.