Male feeds female during courtship and incubation. In breeding season, male performs flight-song display, singing while fluttering up with slow wingbeats and then gliding down. Pairs may begin to form within flocks in winter, and some paired birds may remain together all year. Also eats a few insects, mostly small ones such as aphids. Other important items include buds and flower parts in spring, berries and small fruits in late summer and fall. Now most commonly associated with humans in cities, towns, and farmland, especially in areas with lawns, weedy areas, trees, buildings. Original habitat was probably streamside trees and brush in dry country, woodland edges, chaparral, other semi-open areas. Local populations in some areas have been hard hit by a bacterial infection called conjunctivitis, which swells their eyes shut and makes it difficult for them to feed themselves.Ĭities, suburbs, farms, canyons. In some parts of East, may be competing with Purple Finches to the detriment of the latter. By 50 years later they had advanced halfway across the continent, meeting their western kin on the Great Plains. New York pet shop owners, who had been selling the finches illegally, released their birds in 1940 to escape prosecution the finches survived, and began to colonize the New York suburbs. Native to the Southwest, they are recent arrivals in the East.
Adaptable, colorful, and cheery-voiced, House Finches are common from coast to coast today, familiar visitors to backyard feeders.
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