Polar bears
Subtitle: the natural history of a threatened species
By: Ian Stirling
Publisher: Fitzhenry & Whiteside
Published: 2011
Place of publication: Markham, Ont
Language: eng
Number of pages: 330
ISBN-13: 9781554551552
Subjects: Ours blanc; Polar bear; Ouvrages illustrés; Pictorial works
Description: Comprehensive study of the polar bear: their evolution, life history, behavior, how they are researched, and the current threat to their very existence.
Notes: Includes the text of The international agreement on the conservation of polar bears and their habitat (signed in Oslo, Norway, in 1973).

Includes bibliographical references and index.