A Field Guide to Western Birds : A Completely New Guide to Field Marks of All Species Found in North America West of the 100th Meridian and North of Mexico (Peterson Field Guide Series)

A Field Guide to Western Reptiles and Amphibians: Field Marks of All Species in Western North America, Includung Baja California (Peterson Field Guide Series)

Conservation of Exploited Species

Mammals: A Guide to Familiar American Species (Golden Guides)

How Monkeys See the World: Inside the Mind of Another Species

World in Equilibrium: An Alternative Approach to the Theory of Emergence of Species

In the Kingdom of Gorillas : Fragile Species in a Dangerous Land

The Endangered Kingdom: The Struggle to Save America's Wildlife (Wiley Science Editions)

The Origin of Species

From Naked Ape to Super Species: A Personal Perspective on Humanity and the Global Ecocrisis