Ain't Love Grand!: Earthworms to Elephant Seals

Escaping from Eden: Does Genesis Teach that the Human Race was Created by God or Engineered by ETs?

The Scars of Eden: Has Humanity Confused the Idea of God with Memories of ET Contact?

Eye of Newt and Toe of Frog, Adder's Fork and Lizard's Leg: The Lore and Mythology of Amphibians and Reptiles

The World According to Bob: The further adventures of one man and his street-wise cat

Malformed Frogs: The Collapse of Aquatic Ecosystems

Leopold’s Shack and Ricketts’s Lab: The Emergence of Environmentalism

The Light Eaters: How the Unseen World of Plant Intelligence Offers a New Understanding of Life on Earth

Frog Day: A Story of 24 Hours and 24 Amphibian Lives

The Wilderness Family

Snake Day: A Story of 24 Hours and 24 Serpentine Lives

Epic Survival: Extreme Adventure, Stone Age Wisdom, and Lessons in Living From a Modern Hunter-Gatherer

A Year with Nature: An Almanac

This Land Is Your Land: The Story of Field Biology in America

Headless Males Make Great Lovers: & Other Unusual Natural Histories

Deep: Freediving, Renegade Science, and What the Ocean Tells Us About Ourselves

Sexy Orchids Make Lousy Lovers: & Other Unusual Relationships

Field Guide to Whales, Dolphins and Porpoises