Describes how penguins exist together in rookeries.
Includes bibliographical references (page 46) and index.
Welcome to the rookery! -- Are penguins like other birds? -- Where do penguins live? -- Where do penguins lay their eggs? -- How do penguins care for their eggs? -- What do penguins eat? -- Are penguins in danger? -- Do other birds live in groups? -- Why do penguins live in rookeries?