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| ornithology (dział zoologii, nauka o budowie, życiu i systematyce ptaków; The branch of zoology that deals with the study of birds, including their physiology, classification, ecology, and behaviour) | |||
| ornithology | |||
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| ornithology (dział zoologii, nauka o budowie, życiu i systematyce ptaków; The branch of zoology that deals with the study of birds, including their physiology, classification, ecology, and behaviour) | |||
| ornithology | |||