Project UltraSwan /

Describes the life of large trumpeter swans, how they nearly became extinct, and efforts to reintroduce them to the Northeastern United States and to help them relearn migration routes.

Bibliographic Details

Main Author:	Osborn, Elinor
Format:	Book
Language:	English
Published:	Boston : Houghton Mifflin Co., 2002.
Series:	Scientists in the field.
Subjects:	Trumpeter swan > Juvenile literature. Trumpeter swan. Swans.