 |
| |||
| crab-eating water snakes (Fordonia) | |||
| crab-eater seals (Lobodon); crab-eating seals (Lobodon) | |||
| |||
| crab-eating seal (Lobodon carcinophagus) | |||
| crab-eater seal (Lobodon carcinophagus); crab-eating water snake (Fordonia) | |||
| крабоеды: 12 短语, 6 学科 |
| 两栖动物和爬行动物 | 3 |
| 养鱼（养鱼） | 2 |
| 动物学 | 2 |
| 哺乳动物 | 1 |
| 民族志 | 1 |
| 生物学 | 3 |