Species taxa of North American birds; a contribution to comparative systematics

by Mayr, Ernst, 1904-2005, Mayr, Ernst, 1904-2005, Short, Lester L.
Published 1970

The gray-cheeked thrush, Catharus minimus, and its New England subspecies, Bicknell's thrush, Catharus minimus bicknelli /

by Marshall, Joe T (Joe Truesdell), 1918-, Marshall, Joe T (Joe Truesdell), 1918-, Marshall, Joe T (Joe Truesdell), 1918-
Published 2001

Life history studies of woodpeckers of eastern North America /

by Kilham, Lawrence, 1910-, Kilham, Lawrence, 1910-, Kilham, Lawrence, 1910-2000, Kilham, Lawrence, 1910-2000
Published 1983

Comparative breeding behavior of four species of North American herons /

by Meyerriecks, Andrew J
Published 1960

Paleognathous birds from the early Tertiary of the northern hemisphere /

by Houde, Peter W, Houde, Peter W, Houde, Peter W, Houde, Peter W
Published 1988

Species Taxa of North American Birds; a contribution to comparative systematics

by Mayr, Ernst, 1904-2005
Published 1970

The gray-cheeked thrush : Catharus minimus and its New England subspecies, Bicknell's thrush, Catharus minimus Bicknelli /

by Marshall, Joe T (Joe Truesdell), 1918-
Published 2001

Species taxa of North American birds; a contribution to comparative systematics

by Mayr, Ernst, 1904-2005, Short, Lester L.
Published 1970