Bill Bouton:
Olive Sparrow, Arremonops rufivirgatus
Bill Bouton:
Green-tailed Towhee, Pipilo chlorurus
Bill Bouton:
Green-tailed Towhee, Pipilo chlorurus
Bill Bouton:
Spotted Towhee, Pipilo maculatus
Bill Bouton:
Pale eyed ssp. of Eastern Towhee, Pipilo erythrophthalmus alleni
Bill Bouton:
Eastern Towhee, Pipilo erythrophthalmus ssp alleni
Bill Bouton:
Canyon Towhee, Melozone fusca
Bill Bouton:
Canyon Towhee, Melozone fusca
Bill Bouton:
California Towhee
Bill Bouton:
Rufous-winged Sparrow, Peucaea carpalis
Bill Bouton:
Rufous-winged Sparrow, Peucaea carpalis
Bill Bouton:
Rufous-winged Sparrow, Peucaea carpalis
Bill Bouton:
Rufous-winged Sparrow, Peucaea carpalis
Bill Bouton:
Rufous-crowned Sparrow, Aimophila ruficeps
Bill Bouton:
Rufous-crowned Sparrow, Aimophila ruficeps
Bill Bouton:
Botteri's Sparrow, Aimophila botterii
Bill Bouton:
Cassin's Sparrow, Peucaea cassinii
Bill Bouton:
Cassin's Sparrow, Peucaea cassinii
Bill Bouton:
Cassin's Sparrow, Peucaea cassinii
Bill Bouton:
Cassin's Sparrow, Peucaea cassinii
Bill Bouton:
Cassin's Sparrow, Peucaea cassinii
Bill Bouton:
Cassin's Sparrow, Peucaea cassinii
Bill Bouton:
Bachman's Sparrow, Peucaea aestivalis
Bill Bouton:
Bachman's Sparrow, Peucaea aestivalis
Bill Bouton:
Bachman's Sparrow, Peucaea aestivalis
Bill Bouton:
Bachman's Sparrow, Peucaea aestivalis
Bill Bouton:
Bachman's Sparrow, Peucaea aestivalis
Bill Bouton:
American Tree Sparrow, Spizella arborea
Bill Bouton:
American Tree Sparrow, Spizella arborea
Bill Bouton:
Chipping Sparrow, Spizella passerina
