Why is the minimization of injury during a hunt a critical survival factor for the Arctic wolf?

Answer

A broken leg can mean certain starvation.

In the extreme environment, the risk of injury is high, and a severe injury like a broken leg directly translates to an inability to hunt or keep up, leading rapidly to starvation.

Why is the minimization of injury during a hunt a critical survival factor for the Arctic wolf?
animalArcticwolfCarnivore