Ecology

The Book of Alfalfa

Happy: The life of a bee

Diversions of a Naturalist

Conversations with Nature

Wild Waters

Paths of the Mound-Building Indians and Great Game Animals

The Land of Little Rain

The Forest of Dean: An Historical and Descriptive Account

In New England Fields and Woods

Little Masterpieces of Science: The Naturalist as Interpreter and Seer

The Baculum in the Chipmunks of Western North America

Hours of Exercise in the Alps

Bee Keeping

Nature's Serial Story

Nature Near London

The Peak District

The Silent Places

Nature Classics: Seven Books

Peatlands of Southern Espinhaço Mountain Range, Brazil: Ecosystem Services, Biotic Interactions and Paleoenvironments

A synopsis of the palms of Puerto Rico