Buck Timeline and Summary

Buck begins the story as a pet dog on a sunny ranch in California. In his small way, he "rules over the estate," which basically means getting to chase squirrels around all day.
Manuel steals him.
He gets beaten by the man wearing the red sweater.
He gets sold to Perrault and François.
Buck adapts to snow, other dogs, and starvation.
Buck feels "the call."
There’s an initial fight with Spitz, then some time passes, and finally the ultimate fight occurs in which he kills Spitz.
Buck takes over as leader.
Buck almost dies at the abusive and ignorant hands of Hal, Charles, and Mercedes.
The lucky dog is saved by Thornton and develops a love for him.
Buck does some impressive things, like pulling obscene amounts of weight.
Buck becomes increasingly wild and even kills a bull.
Buck flips out when Thornton dies, and he kills several Yeehats as revenge.
Buck becomes a thing of the wild, leading a pack of wolves.