| 作者 (Author) | Marsh, Laura |
| Summary: Color photographs and text provide information about polar bears, including habitat, diet, and amazing facts. | |
| 等级 (MML) | MM Level-2.5 |
| 年级 (IL) | Lower Grades (LG K-3) |
| 字数 (Words) | 777 |
| 类型 (Fiction) | Non-Fiction |
| 系列 (Series) | National Geographic Readers: Level 1; |
| Topic: Animals-Polar Bears; | |
