The American goldfinch was one of the many species originally described by Carl Linnaeus in the landmark 1758 10th edition of his work, Systema Naturae, where he classified it in the genus Fringilla. It was later placed in the genus … 展开

The American goldfinch is a small finch, 11–14 cm (4.3–5.5 in) long, with a wingspan of 19–22 cm (7.5–8.7 in). It weighs between 11–20 g (0.39–0.71 oz). Among standard measurements, the wing chord is 6.5 to 7.8 cm (2.6 to 3.1 in), the tail is 4.2 to … 展开

The American goldfinch has a large range, with an estimated global extent of about 11,300,000 km (4,400,000 sq mi) and an increasing population. The … 展开

The American goldfinch is found in residential areas throughout its range. Backyard birders attract it using feeders containing 展开

The American goldfinch prefers open country where weeds thrive, such as fields, meadows, flood plains, as well as roadsides, 展开

The American goldfinch flies in a distinctive undulating pattern, creating a wave-shaped path. This normally consists of a series of wing beats to lift the bird, then folding in the wings and gliding in an arc before repeating the pattern. Birds often vocalize during the … 展开

The American goldfinch is the state bird of Iowa and New Jersey, where it is called the eastern goldfinch, and Washington, where it is called the willow goldfinch. It was chosen by … 展开