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| Rattus norvegicus (Norway rat) | |||
| brown rat (Rattus norvegicus); common rat (Rattus norvegicus); Irish rat (Rattus norvegicus); Norway rat (Rattus norvegicus); sewer rat (Rattus norvegicus) | |||
| brown rat (Rathus norvegicus) | |||
| Russian thesaurus | |||
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| см. серая крыса Большой Энциклопедический словарь | |||
| амбарная крыса: 3 phrases in 2 subjects |
| Ecology | 2 |
| Oil and gas | 1 |