Field Guide to Butterflies of the San Francisco Bay and Sacramento Valley Regions

The California Tortoiseshell, West Coast Lady, Red Admiral, and Golden Oak Hairstreak are just a few of the many butterfly species found in the floristically rich San Francisco Bay and Sacramento Valley regions. This guide, written for both beginning and experienced butterfly watchers by one of the nation’s best-known professional lepidopterists, provides thorough, up-to-date information on all of...