The owls of North America (north of Mexico)
Subtitle: all the species and subspecies illustrated in color and fully described
By: paintings and drawings by Karl E. Karalus ; text by Allan W. Eckert
Contributors: Eckert, Allan W.
Publisher: Doubleday
Published: 1974
Place of publication: Garden City, N.Y
Language: eng
Number of pages: 278
ISBN-13: 9780385087582
Copyright date: 1973
Subjects: Owls; Birds
Notes: First edition after the limited edition of 250 copies and collector's editions.

Includes bibliographical references (p. 268-273) and index.