However, some populations have undergone a steep decline since January 1994, owing to a disease called mycoplasmal conjunctivitis. These birds generally benefit from human development. Partners in Flight estimates a global breeding population of 40 million and rates them 6 out of 20 on the Continental Concern Scale, indicating a species of low conservation concern. House Finches are common throughout the U.S., parts of Canada, and Mexico, but their populations appear to have decreased slightly between 19, according to the North American Breeding Bird Survey. The male simulates regurgitating food to the female several times before actually feeding her. During courtship, males sometimes feed females in a display that begins with the female gently pecking at his bill and fluttering her wings. At rest, they commonly perch on the highest point available in a tree, and flocks often perch on power lines. House Finches feed mainly on the ground or at feeders or fruiting trees. Naked except for sparse white down along feather tracts, eyes closed, clumsy.Ī highly social bird, the House Finch is rarely seen alone outside of the breeding season, and may form flocks as large as several hundred birds. Pale blue to white, speckled with fine black and pale purple. Overall width of the nest is 3-7 inches, with the inside cup 1-3 inches across and up to 2 inches deep. Nest DescriptionĪ House Finch’s nest is a cup made of fine stems, leaves, rootlets, thin twigs, string, wool, and feathers, with similar, but finer materials for the lining. Occasionally House Finches use the abandoned nests of other birds. They also nest in or on buildings, using sites like vents, ledges, street lamps, ivy, and hanging planters. House Finches nest in a variety of deciduous and coniferous trees as well as on cactus and rock ledges. At feeders they eat black oil sunflower over the larger, striped sunflower seeds, millet, and milo. In orchards, House Finches eat cherries, apricots, peaches, pears, plums, strawberries, blackberries, and figs. Wild foods include wild mustard seeds, knotweed, thistle, mulberry, poison oak, cactus, and many other species. House Finches eat almost exclusively plant materials, including seeds, buds and fruits. In their native range in the West, House Finches live in natural habitats including dry desert, desert grassland, chaparral, oak savannah, streamsides, and open coniferous forests at elevations below 6,000 feet. In rural areas, you can also find House Finches around barns and stables. House Finches are familiar birds of human-created habitats including buildings, lawns, small conifers, and urban centers.
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