FamilyFringillidae (true finches, cardueline finches)
SizeHouse Finch: about 5 to 6 inches long with a wingspan of roughly 8 to 10 inches; Purple Finch: about 5.5 to 6.5 inches long with a wingspan of roughly 9 to 11 inches, slightly larger and chunkier than the House Finch
HabitatHouse Finch: towns, suburbs, farms, parks, backyards, feeders, building ledges and open woodland edges, often in flocks; Purple Finch: mixed and coniferous woodland, forest edges, orchards, wooded suburbs, and winter feeders, especially where conifers such as spruce, fir and hemlock occur
VoiceHouse Finch: a cheerful, warbling song of jumbled notes ending in a buzzy or nasal note, plus a sharp, rising 'cheet' or 'weet' call; Purple Finch: a rich, rapid, musical warbling song often described as a robin-like or wren-like warble, with a distinctive flat, dry 'pik' or 'tick' call note