Mystery of the Mother WolfAuthor:
Publisher: Turtleback Books
Summary: Nancy, Bess, and George are looking forward to fun winter sports while staying at a rustic lodge in Wyoming. But their vacation plunges into mystery when Rainbow, the lodge's tame pet wolf, disappears, leaving her five newborn pups motherless. Danger mounts as Nancy narrows her list of suspects. Someone wants Rainbow and her pups for themselves--and will stop at nothing to keep them!