Covering thirty-five of the most difficult groups of birds, from winter loons to confusing fall warblers, jaegers to chickadees, accipiters to flycatchers, this clearly written and beautifully illustrated field guide tells exactly how to solve the most challenging bird identification problems of North America.

'\"Stumped by seemingly indistinguishable immature gulls covering the beach? Wonder whether the accipiter raiding your feeder is a female sharp-shinned hawk or a male Cooper\'s hawk? Well-known birder and author Kenn Kaufman presents some of North America\'s most challenging bird-identification conundrums in this guide for the advanced birder. Each chapter covers a group of difficult-to-identify or similar-looking birds, with analyses, tips, and drawings to aid in positive identification. Improve your birding skills and add more species to your life list with this excellent resource.\"'

'\"Another winner in the esteemed series, this one telling how to solve the most challenging bird identification problems of North America. The guide covers the 35 most difficult groups of birds, explaining what the problems are in each group, and systematically showing how to solve them.\"'

Kenn Kaufman is a legend among birders. At sixteen he hitchhiked back and forth across North America, traveling eighty thousand miles in a year, simply to see as many birds as he could; he came back to tell the story in KINGBIRD HIGHWAY. A field editor for AUDUBON and a regular contributor to every major birding magazine, he is the youngest person ever to receive the Ludlow Griscom Award, the highest honor of the American Birding Association. His natural history pursuits have taken him to all seven continents, but he has made a special study of North American birds. His books include LIVES OF NORTH AMERICAN BIRDS, the PETERSON FIELD GUIDE TO ADVANCED BIRDING, and the FOCUS GUIDE TO BIRDS OF NORTH AMERICA. He resides in Tucson, Arizona.Kenn Kaufman is a legend among birders. At sixteen he hitchhiked back and forth across North America, traveling eighty thousand miles in a year, simply to see as many birds as he could; he came back to tell the story in KINGBIRD HIGHWAY. A field editor for AUDUBON and a regular contributor to every major birding magazine, he is the youngest person ever to receive the Ludlow Griscom Award, the highest honor of the American Birding Association. His natural history pursuits have taken him to all seven continents, but he has made a special study of North American birds. His books include LIVES OF NORTH AMERICAN BIRDS, the PETERSON FIELD GUIDE TO ADVANCED BIRDING, and the FOCUS GUIDE TO BIRDS OF NORTH AMERICA. He resides in Tucson, Arizona.Roger Tory Peterson, one of the world"s greatest naturalists, received every major award for ornithology, natural science, and conservation, as well as numerous honorary degrees, medals, and citations, including the Presidential Medal of Freedom. The Peterson Identification System has been called the greatest invention since binoculars, and the Peterson Field Guides®are credited with helping to set the stage for the environmental movement.