The Alex studies : cognitive and communicative abilities of grey parrots /

Bibliographic Details
Main Author:	Pepperberg, Irene M. (Irene Maxine)
Format:	Book
Language:	English
Published:	Cambridge, Mass. : Harvard University Press, 1999.
Subjects:	African gray parrot > Behavior. Cognition in animals. Animal communication.

Description
Physical Description:	x, 434 pages : illustrations ; 25 cm.
Bibliography:	Includes bibliographical references (pages [347]-408) and index.
ISBN:	067400051X (hc. : alk. paper)