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 Kevin Karlson is an accomplished birder, professional tour leader and wildlife photographer who has published numerous articles on bird identification and natural history for an assortment of magazines, books, and journals.A former photo editor for North American Birds, he currently writes the Birder’s ID column for Wild Bird Magazine. Kevin is a co-author of The Shorebird Guide (Houghton Mifflin Co. 2006) and is currently completing a new book for the Roger Tory Peterson Reference series at Houghton Mifflin Co. called Birding by Impression. He is the author and photographer of a book titled The Birds of Cape May (Schiffer Publishing, 2010), which celebrates the birds of this special location through the four seasons, and just completed a new nature photography book called Visions: Earth’s Elements in Bird and Nature Photography, which will be released in June, 2012. As the sole ornithologist for Cornell Lab of Ornithology’s DVD Birds of North America, Kevin prepared photos and wrote captions for over 2600 bird images, including over 800 of his own. He is a regular presence at numerous Bird and Nature festivals around North America, where he gives keynote presentations and workshops on bird identification and natural history, and leads field trips to a variety of locations. Kevin also leads a limited number of photography tours.