So he continued through the swamp. His speed was better, for he no longer paused to pick his steps, but splashed on, careless of the mud and water. The fever of the chase was in his veins, and another glimpse of the fox convinced him that the animal was heading for its burrow. At last, after a tramp of a mile, Sid was successful, and, in the fast fading light of the fall day, he snapped the creature, just as it was entering the hole, when it turned for a final look at its tireless pursuer.