Szukana fraza: [Abstract = "Judging from this the absence\/presence of important predators or nest predators in other urban parks of Polish cities may be an additional factor promoting Tree Sparrow declines. It is suggested that a lack of precise data on the intensity of \(mosaic\-like in time and space\) predation pressure in agricultural and urban landscapes should be considered when explaining the reasons for population changes in other bird species."]

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