* Durable, inexpensive, fun to use nature identification guide * Great for families, hikers, and park visitors * Created by a high-school science teacher This field guide for Denali National Park includes both common and scientific names, plus information on size and habitat. Stick it in your pack or car for quick reference. This is a tough, color nature guide that is lightweight and inexpensive. No matter the weather or terrain, Mac's Field Guides are the perfect wildlife identification tool for the amateur naturalist, covering a wide variety of subjects and regions in North America. More than 1 million Mac's Guides have been sold!.