| 作者 (Author) | Alinsky, Shelby |
| Summary: A bear cub and its family prepare to hibernate for the winter. | |
| 等级 (MML) | MM Level-0.8 |
| 年级 (IL) | Lower Grades (LG K-3) |
| 字数 (Words) | 98 |
| 类型 (Fiction) | Non-Fiction |
| 系列 (Series) | National Geographic Kids; National Geographic Readers: Level Pre-reader; |
| Topic: Animals-Bears; Science-Nature; | |
