Quick Reference Publishing.This 12-panel guide, conveniently folds up in to a packet narrow enough to fit in a back pocket, glovebox, or tackle box yet sturdy enough to stand up under repeated use – durable lamination also makes it waterproof. Size: 4”x 9” folded; 9” x 24.5” unfolded. About the Author James Halfpenny Jim is an author, scientist, educator whose interest in COLD (altitudinal, latitudinal, and seasonal) has taken him to all seven continents and Greenland. Jim’s specialities include environmental ecology, animal tracking, and carnivores; his greatest academic love, bears, led to 20 years studying black, grizzly and polar bears. He also works with wolverine, lynx, cougar and wolves. Jim has written over 25 books and videos including his latest, Yellowstone Bears in the Wild and Track Plates for Mammals. He led the American East Greenland expeditions in 1975 and 1976 and is a Fellow of the Explorer’s Club and received the Antarctic Service medal. Currently Jim is President of A Naturalist’s World, an ecological education company. A past Research Fellow of the Institute of Arctic and Alpine Research, Jim was Director of the Mountain Research Station and the Long-Term Ecological Research program in the Alpine. He is listed in Who's Who in the World 1989-1993, Who's Who in Emerging Leaders 1989-1996, Who's Who in Western America 1987-1997 and Who’s Who In Science. A Vietnam veteran, Jim received the Navy Achievement Medal with Combat "V" and Vietnamese Gallantry Cross with Palm. Jim received his Ph.D. in 1980 in Biology, Ecology, & Mammalogy from the University of Colorado. His B.S. in 1969 and M.S. in 1970 both in Botany & Ecology from the University of Wyoming. At the University of Wyoming, Jim was on the President's Academic HonorJim received his Ph.D. in 1980 in Biology, Ecology, & Mammalogy from the University of Colorado. His B.S. in 1969 and M.S. in 1970 both in Botany & Ecology from the University of Wyoming. At the University of Wyoming, Jim was on the President's Academic Honor Roll, University of Wyoming and a four-year letterman in diving, swimming and water polo.