Ecology

Wild Earth

The book of earth

The Lone Swallows

The Strangest Things in the World: A Book About Extraordinary Manifestations of Nature

A Treatise of Buggs

Bee Keeping for Profit. A New System of Bee Management

Harvesting Ants and Trap-Door Spiders

Wild Kindred

The Lore of the Honey-Bee

Sketches in Duneland

Secrets of the Woods

The Amateur Poacher

Paths of the Mound-Building Indians and Great Game Animals

The Blue Plateau

The Life of the Fly; With Which are Interspersed Some Chapters of Autobiography

The life story of a squirrel

Plet: A Christmas Tale of the Wasatch

The Mason-Wasps

The spirit of place, and other essays

Walks and Talks in the Geological Field