Monster birds /
by Sara Gilbert.
- First edition.
- 23 pages : color illustrations, map ; 21 cm.
- Ice Age mega beasts .
Includes bibliographical references and index.
The wonder bird -- Ice age hunters -- Monstrous size -- Teratorn close-up.
"An elementary exploration of monster birds, focusing on fossil evidence that helps explain how their wide wings and long feathers helped these beasts adapt to the last Ice Age"--