Red crossbill, Loxia curvirostra a, pine grosbeak, Pinicola enucleator b, bullfinch, Pyrrhula pyrrhula c, greenfinch, Chloris chloris d, hawfinch, Coccothraustes coccothraustes e, yellowhammer, Emberiza citrinella f, and ortolan, Emberiza hortulana g. Chromolithograph from Gotthilf Heinrich von Schubert's Natural History of the Animal Realms (Naturgeschichte des Tierreichs), Schreiber, Munich, 1886.
Red crossbill, Loxia curvirostra a, pine grosbeak, Pinicola enucleator b, bullfinch, Pyrrhula pyrrhula c, greenfinch, Chloris chloris d, hawfinch, Coccothraustes coccothraustes e, yellowhammer, Emberiza citrinella f, and ortolan, Emberiza hortulana g. Chromolithograph from Gotthilf Heinrich von Schubert's Natural History of the Animal Realms (Naturgeschichte des Tierreichs), Schreiber, Munich, 1886.