Nature

Second Nature: Environmental Enrichment for Captive Animals

Measuring and Monitoring Biological Diversity: Standard Methods for Amphibians

Heliconia: An Identification Guide

The Bald Eagle: Haunts and Habits of a Wilderness Monarch

Dinosaurs: How They Lived and Evolved

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

A History of Life in 100 Fossils:

The Whole Hog: Exploring the Extraordinary Potential of Pigs

Loggerhead Sea Turtles:

The Smithsonian Atlas of the Amazon:

Amphibian Conservation:

The Fossils of Florissant: