Field Guide to North American FlycatchersA richly illustrated, portable field guide to flycatcher identification The identification of Empidonax flycatchers and pewees can be a daunting challenge for even the most seasoned birder. Field Guide to North American Flycatchers takes bird identification to an entirely new level by training readers to observe subtle differences in structure, colour patterns, and vocalisations before delving into the finer details of a particular species. Because