Recent large declines in house sparrow Passer domesticus populations in many European towns and cities have generated much speculation as to possible environmental causes. Reproductive failure linked to inadequate invertebrate availability provides a plausible demographic mechanism accounting for declines in urban-suburban house sparrow populations.
Recent large declines in house sparrow Passer domesticus populations in many European towns and cities have generated much speculation as to possible environmental causes. Reproductive failure linked to inadequate invertebrate availability provides a plausible demographic mechanism accounting for declines in urban-suburban house sparrow populations.
Authors: Peach WJ et al. (2008) 11: 493-503 (see attachment)
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