n.chipping sparrow; field sparrow; tree sparrow
同义词：genus Spizella
Spizella
Spizella
Spizella
Field Sparrow (Spizella pusilla)
IS SPIZELLA TAVERNERI A SPECIES OR A SUBSPECIES?
Brewer's Sparrow (Spizella breweri)
Chipping Sparrow (Spizella passerina)
Clay-colored Sparrow (Spizella pallida)
A Study of Fasting in Tree Sparrows (Spizella arborea) and Dark-Eyed Juncos (Junco hyemalis): Ecological Implications
Song overproduction and selective attrition lead to song sharing in the field sparrow ( Spizella pusilla )
