Katz Cooper, Sharon.

Penguin parents / by Sharon Katz Cooper. - Pioneer ed. - Washington, D.C. : National Geographic Society, c2007. - 11 p. : col. ill., col. map ; 28 cm. - Explorer collection. Animals .

Includes index.

ISBN: 9780792281689

Subjects--Topical Terms:
Penguins.
Emperor penguin--Antarctica.