. . "Passer" . . . "(Linnaeus 1758)" . . . . . . "Eurasian Tree Sparrow" . "Chordata" . . . . . "Passer montanus (Linnaeus 1758)" . "Passer montanus" . "Passeriformes" . . "Aves" . "Animalia" . . "Passeridae" . . . .