The Northern spotted owl
Subtitle: a status review
By: prepared by U.S. Fish and Wildlife Service, Endangered Species Program.
Contributors: Endangered Species Program (U.S.)
Publisher: The Program
Published: 1982
Place of publication: Portland, Or
Language: eng
Number of pages: 29
Subjects: Spotted owl.
Notes: "January 1982."

"Literature cited": p. 26-28.