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| vinvissen en bultruggen (Balaenopteridae) | |||
| vinvissen m (geslacht, Balaenoptera) | |||
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| gewone walvis (Balaenoptera physalus) | |||
| English thesaurus | |||
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| plavi kit (Balaenoptera physalus) | |||
| rorquals: 8 phrases in 3 subjects |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 5 |
| Zoology | 2 |