"Where do woffs go in winter? How do you say hello to a troll? Hilda has the answers to these questions and many more! This book, written by top experts on the magical beings of Trolberg, is the library's finest and most comprehensive illustrated compendium of beasts and spirits. Luckily for us, Hilda has a lot of extra information from her own adventures among the giants, elves, wood folk, and weather spirits." -- Back cover.