North American Amphibians: Distribution and Diversity
Reptiles of North America
Field Guide to Amphibians and Reptiles of California
Guide and Reference to the Snakes of Western North America (North of Mexico) and Hawaii
Guide and Reference to the Turtles and Lizards of Western North America (North of Mexico) and Hawaii
Turtles of the World
The Sibley Guide to Birds
The Sibley Guide to Bird Life and Behavior
Birdsongs of the Pacific Northwest
Garden Insects of North America: The Ultimate Guide to Backyard Bugs
Field Guide to Insects: America North of Mexico
Insects of the Pacific Northwest
Common Spiders of North America
Field Guide to the Spiders of California and the Pacific Coast States
A Guide to Common Freshwater Invertebrates of North America
Ecology and Classification of North American Freshwater Invertebrates
Marine Invertebrates of the Pacific Northwest
The Light and Smith Manual: Intertidal Invertebrates from Central California to Oregon
Land Snails and Slugs of the Pacific Northwest
Fishes of the World
A Guide to Freshwater Fishes of Oregon
A Field Guide to Coastal Fishes: From Alaska to California
Coastal Fishes of the Pacific Northwest
Field Guide to Mushrooms of Western North America
Mushrooms of the Pacific Northwest
Lichens of North America
Macrolichens of the Pacific Northwest
Atlas of Clinically Important Fungi
Grzimek's Animal Life Encyclopedia
Mammals of North America
Marine Mammals of the World
Field Guide to Marine Mammals of the Pacific Coast
The Peterson Field Guide to Animal Tracks
Field Guide to Animal Tracks and Scat of California
Food Plants of the World: An Illustrated Guide
Medicinal Plants of the World
Toxic Plants of North America
Common Poisonous Plants and Mushrooms
The Sibley Guide to Trees
Trees of Western North America
Handbook of Northwestern Plants
A Guide to Flowering Plant Families
Mosses and other bryophytes: an illustrated glossary
Field Guide to Liverwort Genera of Pacific North America
National Wildlife Federation Field Guide to Wildflowers of North America
Pacific Northwest Wildflowers
Wildflowers of Oregon
Wildflowers of the Columbia Gorge
Field Guide to the Cascades and Olympics
Natural History of the Pacific Northwest Mountains
The Northwest Coastal Explorer: Your Guide to the Places, Plants, and Animals of the Pacific Coast
Whelks to Whales: Coastal Marine Life of the Pacific Northwest
Oregon Geology
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