Reptiles & Amphibians: A Folding Pocket Guide to Familiar North American Species (Nature Observation North America)

Bugs & Slugs: A Folding Pocket Guide to Familiar North American Invertebrates (Wildlife and Nature Identification)

Animal Tracks: A Folding Pocket Guide to the Tracks & Signs of Familiar North American Species (Wildlife and Nature Identification)

Pond Life: A Folding Pocket Guide to Familiar Plants & Animals Living in or Near Ponds, Lakes & Wetlands (Wildlife and Nature Identification)

Trees: A Folding Pocket Guide to Familiar North American Plants (Wildlife and Nature Identification)

Butterflies & Moths: A Folding Pocket Guide to Familiar North American Species (Wildlife and Nature Identification)

Mushrooms: A Folding Pocket Guide to Familiar North American Species (Wildlife and Nature Identification)

Edible Wild Plants: A Folding Pocket Guide to Familiar North American Species (Outdoor Skills and Preparedness)

Geology: A Folding Pocket Guide to Familiar Rocks, Minerals, Gemstones & Fossils (Earth, Space and Culture)

Bugs & Slugs: A Folding Pocket Guide to Familiar North American Invertebrates (A Pocket Naturalist Guide)

Dragonflies & Damselflies: A Folding Pocket Guide to Familiar, Widespread North American Species (Wildlife and Nature Identification)