Backyard Birdwatching in Philadelphia is an all-in-one essential tool for residents of Eastern Pennsylvania who want to attract and support avian visitors to their backyards. With introductions to birding, gardening, housing, and feeding, readers will learn the basics of bird watching and receive tips on how to best care for the species commonly found in greater Philadelphia. The guide includes beautiful color illustrations of the most frequently observed backyard birds with notes on sizes and distinguishing markings. Developed in collaboration with the Cornell Lab of Ornithology, this lightweight, pocket-sized folding guide is derived from the All About Birds Pocket Guide Series, a collection of 15 titles on watching, attracting and feeding birds, nests and eggs, and regional identification guides. Laminated for durability, Backyard Birdwatching in Philadelphia is essential to the backpacks and libraries of Eastern Pennsylvania birders of all levels. Made in USA.