This waterproof guide 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 region's most unique species: Giant White, White Angled-Sulphur, Tailed Orange, Silver-banded Hairstreak, Red-bordered and Blue Metalmarks, Red-bordered Pixie, Mexican Silverspot, White Peacock, Malachite, Red Rim, Mexican Bluewing, Guava and Violet-banded Skippers, Two-barred Flasher, and Erichson's White-Skipper. 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.