Special sauce recommendations!

1. Regional Guide to the Pacific Northwest by National Audubon Society
2. Field Guide to the Southwestern States by Peter Alden
3. National Audubon Society Field Guide to Florida by Peter Alden
4. Roadside Plants of Southern California (Outdoor and Nature) by Thomas J. Belzer
5. National Audubon Society Field Guide to New England by Peter Alden
6. Pacific Coast Mammals: A Guide to Mammals of the Pacific Coast States, Their Tracks, Skulls, and Other Signs (Nature Stu by Ron Russo
7. The Nature of California, 3rd: An Introduction to Familiar Plants and Animals and Natural Attractions (Field Guides - Wa by James Kavanagh
8. PhotoSecrets San Francisco & Northern California: The Best Sights and How to Photograph Them (Photosecrets (Series).) by Andrew Hudson
9. Pacific Coast Tree Finder a Manual for Identifying Pacific Coast Trees (Nature Study Guides) by Tom Watts
10. Common Dragonflies of California : A Beginner's Pocket Guide by Kathy Biggs
11. National Audubon Society Field Guide to the Southeastern States by Peter Alden
12. Introduction to the Plant Life of Southern California: Coast to Foothills (California Natural History Guides) by Philip W. Rundel
13. Frommer's Irreverent Guide to Los Angeles by Jeff Spurrier
14. Roadside Geology of Northern California (Roadside Geology Series) by David D. Alt
15. A Field Guide to the Birds of Hawaii and the Tropical Pacific by H. Douglas Pratt
16. Hiking Maui the Valley Isle by Robert Smith
17. National Audubon Society Field Guide to the Night Sky by Mark R. Chartrand
18. Field Guide to North American Birds: Western Region by National Audubon Society
19. California Wildlife Viewing Guide (Wildlife Viewing Guides Series) by Jeanne L. Clark
20. National Audubon Society Field Guide to Wildflowers: Western (Audubon Society Field Guide) by Richard Spellenberg

Books with similar tags

1. A Field Guide to Reptiles & Amphibians of Eastern & Central North America (Peterson Field Guide Series) by Roger Conant
2. Reptiles and Amphibians by Herbert S. Zim
3. A Field Guide to Western Reptiles and Amphibians by Robert C. Stebbins
4. A Field Guide to Wildflowers of Northeastern and North-Central North America by R.T. Peterson
5. A Field Guide to Western Birds: A Completely New Guide to Field Marks of All Species Found in North America West of the 100th Meridian and North of Mexico by R.T. Peterson
6. A Field Guide to the Birds by R.T. Peterson
7. Field Guide to North American Reptiles and Amphibians by John L. Behler
8. Field Guide to North American Wildflowers; Eastern Region by William A. Niering
9. National Geographic Field Guide to the Birds of North America : Revised and Updated by National Geographic Society
10. A Field Guide to the Mammals: North America North of Mexico by William Henry Burt
11. Field Guide to North American Birds: Eastern Region by John Bull
12. Birds of North America by Chandler S. Robbins
13. Field Guide to North American Trees; Eastern Region by Elbert Luther Little
14. National Audubon Society Field Guide to Wildflowers: Western (Audubon Society Field Guide) by Richard Spellenberg
15. The Sibley Guide to Birds by David Allen Sibley

People with this book also have... (more obscure)

1. Geology Underfoot in Southern California by Robert P. Sharp (expected 0, found 6)
2. Day Hiker's Guide to Southern California (Day Hiker's Guides) by John McKinney (expected 0, found 4)
3. The Nature Handbook: A Guide to Observing the Great Outdoors by Ernest Herbert Williams (expected 0, found 4)
4. Early Uses of California Plants (Natural History Guides) by Edward K. Balls (expected 0.1, found 5)
5. Birds of San Francisco and the Bay Area (City Bird Guides) by Joseph Morlan (expected 0, found 4)
6. Yosemite National Park: A Natural-History Guide to Yosemite and Its Trails by Jeffrey P. Schaffer (expected 0.1, found 6)
7. Field Guide to the Southwestern States by Peter Alden (expected 0.1, found 6)
8. The Shorebird Guide by Richard Crossley (expected 0.1, found 4)
9. Regional Guide to the Pacific Northwest by National Audubon Society (expected 0.1, found 7)
10. Trails of the Angeles: 100 Hikes in the San Gabriels by John W. Robinson (expected 0.1, found 4)
11. The Verb To Bird by Peter Cashwell (expected 0.1, found 4)
12. Peterson Field Guide to Birds of North America by R.T. Peterson (expected 0.1, found 4)
13. Early Spring: An Ecologist and Her Children Wake to a Warming World by Amy Seidl (expected 0.1, found 4)
14. The Grail Bird: The Rediscovery of the Ivory-billed Woodpecker by Tim Gallagher (expected 0.1, found 6)
15. National Audubon Society Field Guide to Florida by Peter Alden (expected 0.1, found 5)