Butterfly fossils discovered near Colorado Springs place butterflies in the area over 40 million years ago. The state insect, the stunningly blue Colorado hairstreak is one of over 600 species of butterflies and moths found in the diverse ecosystems of this region. This beautifully illustrated guide highlights over 70 familiar and unique species and includes information on their life cycle and features illustrations of common caterpillars and pupae. Laminated for durability, this lightweight, pocket-sized folding guide is an excellent source of portable information and ideal for field use by visitors and residents alike. Made in the USA.