Feather identification

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Passer montanus (Eurasian Tree Sparrow)
1/1 opinions
Anser anser (Greylag Goose)
2/2 opinions
Turdus merula (Eurasian Blackbird)
1/1 opinions
Turdus philomelos (Song Thrush)
3/3 opinions
Streptopelia decaocto (Eurasian Collared-Dove)
3/3 opinions
Coturnix coturnix (Common Quail)
2/2 opinions
Ardea cinerea (Grey Heron)
1/1 opinions
Anas platyrhynchos (Mallard)
2/2 opinions