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| salt-water mammals | |||
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| marine mammal; sea mammal | |||
| aquatic mammal; marine mammal Mammals which have adapted to live in the sea, such as whales, dolphins, porpoises, etc. | |||
| marine mammal | |||
| Meeressäugetiere: 9 phrases in 4 subjects |
| Agriculture | 3 |
| Environment | 2 |
| Fish farming pisciculture | 3 |
| General | 1 |