At over 33,000 acres in size, Horicon Marsh in Wisconsin is one of the largest freshwater marshes in the United States. The marsh provides habitat for endangered species and is a critical rest stop for thousands of migrating ducks and Canadian geese. It is recognized as a Wetland of International Importance and also as both Globally and State Important Bird Areas. This beautifully illustrated guide highlights over 130 familiar and unique species of mammals, birds, reptiles, amphibians, fishes and insects and includes a regional map. Laminated for durability, this lightweight, pocket-sized folding guide is an excellent source of portable information and ideal for field use by visitors and residents alike. Made in the USA.