is a specific kind of: finch.

is a broader term that covers: grass finch, Pooecetes gramineus, vesper sparrow | white-throated sparrow, whitethroat, Zonotrichia albicollis | white-crowned sparrow, Zonotrichia leucophrys | chipping sparrow, Spizella passerina | field sparrow, Spizella pusilla | Spizella arborea, tree sparrow | Melospiza melodia, song sparrow | Melospiza georgiana, swamp sparrow.