The wilderness warrior: Theodore Roosevelt and the crusade for America

The education of a Darwinian naturalist

Animal rights and evolution

Of science, fish, and Robert B. Roosevelt

Harvard and the North Woods of Maine

Midwest tramping and the conquering of the Matterhorn

Chasing buffalo in the Badlands and grizzlies in the Bighorns

Cradle of conservation : the Elkhorn Ranch of North Dakota

Wildlife protection business : Boone and Crockett Club meets the U.S. Biological Survey

Laying the groundwork with John Burroughs and Benjamin Harrison

The wilderness hunter in the Electric Age

The Bronx Zoo founder

The Rough Rider

Higher political perches

The advocate of the strenuous life

The conservationist President and the bully pulpit for forestry

The Great Mississippi Bear Hunt and saving the Puerto Rican parrot

Crater Lake and Wind Cave National Parks

Paul Kroegel and the Feather Wars of Florida

Passports to the parks : Yellowstone, the Grand Canyon, and Yosemite

Beauty unmarred : winning the White House in 1904

The Oklahoma Hills (or, Where the Buffalo President roams)

The national monuments of 1906

The prehistoric sites of 1907

Mighty birds : Federal reservations of 1907-1908

The Preservationist Revolution of 1908

Dangerous antagonist : the last bold steps of 1909

The education of a Darwinian naturalist

Animal rights and evolution

Of science, fish, and Robert B. Roosevelt

Harvard and the north woods of Maine

Midwest tramping and the conquering of the Matterhorn

Chasing buffalo in the Badlands and grizzlies in the Bighorns

Cradle of conservation: the Elkhorn Ranch of North Dakota

Wildlife protection business: Boone and Crockett Club meets the U.S. Biological Survey

Laying the groundwork with John Burroughs and Benjamin Harrison

The wilderness hunter in the electric age

The Bronx Zoo founder

The rough rider

Higher political perches

The advocate of the strenuous life

The conservationist president and the bully pulpit for forestry

The great Mississippi bear hunt and saving the Puerto Rican parrot

Crater Lake and Wind Cave National Parks

Paul Kroegel and the Feather Wars of Florida

Passports to the parks: Yellowstone, The Grand Canyon, and Yosemite

Beauty unmarred: winning the White House in 1904

The Oklahoma Hills (or, where the buffalo president roams)

The national monuments of 1906

The prehistoric sites of 1907

Mighty birds: federal reservations of 1907-1908

The preservationist revolution of 1908

Dangerous antagonist: the last bold steps of 1909.