The balance of nature
By: Lorus J. Milne and Margery Milne. Illus by Olaus J. Murie.
Contributors: Milne, Margery Joan Greene, 1914-
Edition: 1st edition.
Publisher: Knopf
Published: 1966
Place of publication: New York
Number of pages: 329
Subjects: Animal ecology; Animal populations
Notes: Includes bibliography.