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| Jak m (Bos mutus); wilder Jak (Bos mutus); Wildyak m (Bos mutus) | |||
| Yak m (Bos (Poúphagus) mutus); Wildjak m (Bos (Poúphagus) mutus) | |||
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| Yak m (Bos grunniens, Poephagus grunniens) | |||
| yack: 6 phrases in 3 subjects |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 3 |
| Zoology | 2 |