Liguori, Jerry, 1966- Hawks at a distance : identification of migrant raptors / Jerry Liguori ; foreword by Pete Dunne. - Princeton, N.J. : Princeton University Press, c2011. - xii, 190 p. : ill. (some col.) ; 22 cm. Includes bibliographical references and index. Accipiters -- Northern harrier -- Buteos -- Falcons -- Vultures, osprey, eagles -- Uncommon migrants and others. ISBN: 9780691135588 (hardcover : alk. paper) 0691135584 (hardcover : alk. paper) 9780691135595 (pbk. : alk. paper) 0691135592 (pbk. : alk. paper) LCCN: 2010032990 Subjects--Topical Terms: Falconiformes--North America--Identification.Falconiformes--Flight--North America--Pictorial works.Falconiformes--Migration--North America. LC Class. No.: QL696.F3 / L538 2011 Dewey Class. No.: 598.9/44097