Mind of the Raven: Investigations and Adventures with Wolf-Birds

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

A Naturalist at Large: The Best Essays of Bernd Heinrich

Zoology: An Introduction

Ravens in Winter

Cat Daddy: What the World's Most Incorrigible Cat Taught Me About Life, Love, and Coming Clean

Winter World: The Ingenuity of Animal Survival

Robbing the Bees: A Biography of Honey--The Sweet Liquid Gold that Seduced the World

Racing the Clock: Running Across a Lifetime

Butterflies of the World: A Guide to Every Subfamily

One Wild Bird at a Time: Portraits of Individual Lives

The Insect Crisis: The Fall of the Tiny Empires That Run the World

One Man's Owl: Abridged Edition

Shamanic Power Animals: Embracing the Teachings of Our Non-Human Friends

The Hot-Blooded Insects: Strategies and Mechanisms of Thermoregulation

Encyclopedia of Insects: Edition 2

The Geese of Beaver Bog

Spiders of North America

In a Patch of Fireweed: A Biologist’s Life in the Field

Integrated Pest Management: Current Concepts and Ecological Perspective