| 作者 (Author) | Stewart, Melissa |
| Summary: This book looks at dolphins as wild mammals and discusses the need to preserve their natural environment. | |
| 等级 (MML) | MM Level-3.4 |
| 年级 (IL) | Lower Grades (LG K-3) |
| 字数 (Words) | 1095 |
| 类型 (Fiction) | Non-Fiction |
| 系列 (Series) | National Geographic Readers: Level 2; |
| Topic: Animals-Dolphins/Porpoises; | |
