Birdr

European Serin vs Black-headed Siskin

Serinus serinus versus Spinus notatus

Practice

Play a quiz with European Serin and Black-headed Siskin

European Serin (Serinus serinus) European Serin
Black-headed Siskin (Spinus notatus) Black-headed Siskin

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European Serin · Black-headed Siskin · My Tricky Birds