artificial bald eagle nest structure
By: Teryl G. Grubb.
Contributors: Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
Series: Research note RM -- 383.
Publisher: USDA Forest Service, Rocky Mountain Forest and Range Experiment Station
Published: 1980
Place of publication: [Fort Collins, Colo.]
Language: eng
Subjects: Bald eagle; Birds -- Eggs; Birds -- Nests
Notes: Caption title.

"March 1980."

Bibliography:  p. 4.