John Acorn is a lifelong naturalist. He was the writer and host of two television series and is the author of seventeen books on natural history. Born and raised in Edmonton, he teaches at the University of Alberta in the Department of Renewable Resources. Nicola Koper is an award-winning professor of conservation biology at the University of Manitoba, is scientific advisor to numerous government organizations, and is actively involved in volunteer citizen science programs such as the Manitoba Breeding Bird Atlas. She has co-authored over fifty sixty scientific journal articles in ecology and has written for popular magazines such as The Cottager. She lives in Winnipeg, Manitoba. Alan Smith spent thirty-seven years with the Canadian Wildlife Service, during which time he was involved in the establishment and running of Last Mountain Bird Observatory (LMBO). He is a life member of Nature Saskatchewan, sits on the Board of Directors of Bird Studies Canada, and is the author of three previous birding books. He lives in Avonlea, Saskatchewan. Candace Savage =s the author of more than two dozen books, including the best-selling Bird Brains.