A field study of the short-eared owl, Asio flammeus (Pontoppidan), in North America
By: by Richard J. Clark.
Series: Wildlife monographs ;; no. 47
Publisher: Wildlife Society
Published: 1975
Place of publication: [Washington]
Language: eng
Number of pages: 67
Subjects: Short-eared owl -- North America.
Other titles: Field study of the short-eared owl ...
Notes: Bibliography: p. 64-67.