Bill

Bill, along with Henry, appears in Part One of the novel. Bill and Henry are taking the body of Lord Alfred to Fort McGurry. When the two men are threatened by hungry wolves that kill some of their sled dogs, Bill becomes increasingly anxious and convinced that the wolves will eventually kill them. When the wolves lure one of the dogs away during the daytime, Bill rashly follows with the gun to try to save the dog even though it is extremely dangerous and almost certainly futile. The wolves kill both the dog and Bill.

Collie

Collie is a sheepdog who lives at Weedon Scott's estate in California. When White Fang first arrives there, she badgers him mercilessly, following her instinctual enmity against wolves. White Fang does not harm her, even when she attacks him, partly because he understands that Scott values her and partly because it is...