| GMD | Text |
| Classification | 599.53 FOW |
| Publisher | New York, Scholastic Inc.,Children's Press, 2002, c1997 |
| Subject | Dolphins.Dolphins -- Juvenile literature.Killer whale--Juvenile literature.Porpoises--Juvenile literature. |
| Topic | IPC |
| Series | Rookie read-about science. |
| Description | 31 p. : col. ill. ; 19 cm. |
| ISBN | 9780516238654 |
| Suitable | From 5 To 7 |