Agriculture: Widespread local house-sparrow extinctions

@article{Hole2002AgricultureWL,
  title={Agriculture: Widespread local house-sparrow extinctions},
  author={David G. Hole and M. Whittingham and R. B. Bradbury and G. Q. Anderson and P. Lee and J. Wilson and J. Krebs},
  journal={Nature},
  year={2002},
  volume={418},
  pages={931-932}
}
House-sparrow populations have declined sharply in Western Europe in recent decades, but the reasons for this decline have yet to be identified, despite intense public interest in the matter. Here we use a combination of field experimentation, genetic analysis and demographic data to show that a reduction in winter food supply caused by agricultural intensification is probably the principal explanation for the widespread local extinctions of rural house-sparrow populations in southern England… Expand
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