Practice Typing

A few minutes later, Henry, who was now travelling behind the sled, emitted a low, warning whistle. Bill turned and looked, then quietly stopped the dogs. To the rear, from around the last bend and plainly into view, on the very trail they had just covered, trotted a furry, slinking form. Its nose was to the trail, and it trotted with a peculiar, sliding, effortless gait.