Wolf Stalker — Gloria Skurzynski; Alane Ferguson

YELLOWSTONE NATIONAL PARK BUZZES WITH RUMORS ABOUT A WOLF ATTACK. A STALKER EDGES THROUGH THE TREES, READY TO KILL.

From the opening moments at Old Faithful through the next 48 hours, the tension builds. Keen pacing allows for scenes of suspense, adventure, and tenderness as readers are caught up in the fate of three kids -- and the wolf they've come to call Silver.