American birds.

Description

Previous Title: National Audubon Society field notes
Related Names: National Audubon Society.
Language(s): English
Published: [Yorktown Heights, N.Y.] : National Audubon Society, [1998-
Subjects: Bird populations > Bird populations / Canada > Bird populations / Canada / Periodicals.
Bird populations > Bird populations / United States > Bird populations / United States / Periodicals.
Birds > Birds / Canada > Birds / Canada / Geographical distribution > Birds / Canada / Geographical distribution / Periodicals.
Birds > Birds / United States > Birds / United States / Geographical distribution > Birds / United States / Geographical distribution / Periodicals.
Note: Title from cover.
Physical Description: v. : ill. ; 28 cm.
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