* Durable, inexpensive, fun to use nature identification guide * Great for birders, families, and anyone captivated by large birds * Created by a high-school science teacher This field guide for birds of prey is a fun, easy way to identify these top-of-the-food-chain creatures. Toss it in the car or slip it in your pack. This tough, lightweight laminated card can take abuse and is waterproof. 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!