A simplified version of the full-sized field guides makes it easy and fun to get started in the field. Peterson First Guides are the first books the beginning naturalist needs. Condensed versions of the famous Peterson Field Guides, the First Guides focus on the animals, plants, and other natural things you are most likely to see. They make it fun to get into the field and easy to progress to the full-fledged Peterson Guides. | Peterson First Guide to Insects of North America by Roger Tory Peterson, Paperback | Indigo Chapters