problem: the damage to the joint was impacting the tiger’s ability to hunt. Over and over again, he caught fresh scent, stalked viable game, and set up ambushes that, a week earlier, would have produced life-sustaining results. Now, the boar and deer were getting away. The tiger’s speed, agility, and jumping distance were off—not by much, but margins in the taiga are tight to begin with; when measuring a missed kill, an inch might as well be a mile.