Szukana fraza: [Opis = "Social behaviour of soft\-furred field\-rat. Rattus meltada pallidior \(Reyley, 1914\) was studied in seminatural condition of a large rattery \(13x7m\). Hourly observations, continued for 30 evenings, revealed that the male metads were more active and performed all the aggressive acts like fighting and chasing at a significantly higher frequency than the females."]

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