Philadelphia is located near the Atlantic Flyway, making it an important resting spot for many migratory birds. Philadelphia Birds will help to identify over 140 familiar species with detailed illustrations. A map featuring prominent city-wide birding hotspots will be appreciated by city visitors or residents. Laminated for durability, this lightweight guide will conveniently fold to fit into your pocket. Perfect for observing your backyard feeder visitors or those species who nest in Philadelphia trees.