Butterflies of South Texas including the Lower Rio Grande Valley beautifully illustrates over 80 species of butterflies and most of their caterpillars found in South Texas, including the Lower Rio Grande Valley, considered the number one butterfly watching area in the U.S. This pocket-sized guide features color photos in a side-by-side format that makes it ideal for field use. The guide includes, along with many of the more common species, several of the most unique species of the region. Common and scientific names, adult size, season when they can be found, and their caterpillar host plants are listed. Nature enthusiasts of all ages will enjoy using this marvelous guide.