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Overview
Eurasian Tree Sparrow
Eurasian Tree Sparrow Passer montanus
Pair, adult, with nesting material at nesting hole
Klingnauer Stausee (Aargau, Switzerland), April 2009Image ID: passer_montanus_025
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Eurasian Tree Sparrow
Eurasian Tree Sparrow
Eurasian Tree Sparrow
Eurasian Tree Sparrow
Eurasian Tree Sparrow
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