| GMD | Text |
| Classification | 595.78 MAR |
| Publisher | Washington, D.C., National Geographic, c2010 |
| Subject | Monarch butterfly -- Migration -- Juvenile literature. |
| Topic | Grade 2-3 Reading (420L-820L)IPC |
| Series | National Geographic kidsScience readers |
| Description | 48 p. : col. ill., col. maps ; 23 cm. |
| ISBN | 9781426307393 |
| Suitable | From 9 To 12 |