Canvasback : aythya valisineria /

Bibliographic Details
Main Author:	Mowbray, Thomas B. (Thomas Bruce), 1940-
Corporate Authors:	American Ornithologists' Union, Cornell University. Laboratory of Ornithology, Academy of Natural Sciences of Philadelphia
Format:	Book
Language:	English
Published:	Philadelphia, Pa. : Birds of North America, Inc., [2002]
Series:	Birds of North America ; no. 659.
Subjects:	Canvasback. Ducks > North America.

Description
Item Description:	Caption title. "Order Anseriformes, family Anatidae." "Published ... with support from the American Ornithologists' Union, Cornell Laboratory of Ornithology, and the Academy of Natural Sciences"--Colophon.
Physical Description:	40 pages : illustrations, map ; 28 cm.
Bibliography:	Includes bibliographical references (pages 34-38).