The Elements of Landscape Oil Painting: Techniques for Rendering Sky, Terrain, Trees, and Water

Weight Loss Hypnosis: Transform Your Body and Mind With Powerful Hypnosis Techniques for Healthy Lifestyle Habits (Lose Weight Naturally & Develop Mindful Eating Habits with Hypnotherapy Positive Affirmations)

Foundations of Systematics and Biogeography

Life on Earth

Milestones in Systematics

BLUE CARBON IN SEAGRASS ECOSYSTEM: Guideline for the Assessment of Carbon Stock and Sequestration in Southeast Asia

The New Neotropical Companion

On the Origin of Species

The Green Road Into The Trees

Dirt: The Ecstatic Skin of the Earth

Man's War Against Nature

The Lost Dinosaurs of Egypt

Spring Coloring Book: Adult Coloring Book Celebrating Springtime, Flowers, and Nature

The Edible Ecosystem Solution: Growing Biodiversity in Your Backyard and Beyond

Giants of the Lost World: Dinosaurs and Other Extinct Monsters of South America

Saving Snakes: Snakes and the Evolution of a Field Naturalist

Underland: A Deep Time Journey

A Naturalist’s Guide to the Galápagos Islands – 2nd Edition