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| vipères à fossettes labiales (Crotalidae); crotales m (Crotalus); serpents à sonnettes (Crotalus) | |||
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| serpent à sonnette | |||
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| crotalidés (Crotalidae) | |||
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rattlesnakes : 42 phrases in 4 subjects |
| Amphibians and reptiles | 31 |
| Botany | 1 |
| Environment | 6 |
| Natural resourses and wildlife conservation | 4 |