The Complete Language of Birds: A Definitive and Illustrated History

Death in Glacier National Park: Stories of Accidents and Foolhardiness in the Crown of the Continent

Death in Zion National Park: Stories of Accidents and Foolhardiness in Utah's Grand Circle

Backyard Birding and Butterfly Gardening

Human Universe

Historic Glacier National Park: The Stories Behind One of America's Great Treasures

Death on Mount Washington: Stories of Accidents and Foolhardiness on the Northeast's Highest Peak

The Extended Phenotype: The Long Reach of the Gene

Historic Rocky Mountain National Park: The Stories Behind One of America's Great Treasures

Entangled Life: How Fungi Make Our Worlds, Change Our Minds and Shape Our Futures

The Walker's Guide to Outdoor Clues and Signs: Their Meaning and the Art of Making Predictions and Deductions

Birding Texas: Where, How, and When to Spot Birds across the State

Birding New England: A Field Guide to the Birds of Connecticut, Rhode Island, Massachusetts, Maine, New Hampshire, and Vermont

Wilding: The Return of Nature to a British Farm

Best Easy Bird Guide Acadia National Park: A Field Guide to the Birds of Acadia National Park

Birding Florida: A Field Guide to the Birds of Florida

An Immense World: How Animal Senses Reveal the Hidden Realms Around Us: The Sunday Times bestseller

Feathered Marvels: The Natural History and Extraordinary Lives of Birds

Walden

The Shepherd's Life: A Tale of the Lake District