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The greenfinches are small passerine birds in the genus Chloris in the subfamily Carduelinae within the Fringillidae. The species have a Eurasian distribution except for the European greenfinch, which also occurs in North Africa. These finches all have large conical bills and yellow patches on the wing feathers.
The taxonomic treatment [3] (designation and sequence of orders, families and species) and nomenclature (common and scientific names) used in the accompanying bird lists adheres to the conventions of the AOS's (2019) Check-list of North American Birds, the recognized scientific authority on the taxonomy and nomenclature of North America birds.
The bald eagle is the national bird of the United States. The California condor is one of North America's most endangered birds. A comprehensive listing of all the bird species confirmed in the United States follows. It includes species from all 50 states and the District of Columbia as of July 2022.
They are adept at opening seeds and clinging to stems, unlike other granivorous birds, such as sparrows and buntings, which feed mostly on fallen seeds. [3] Some members of this subfamily are further specialised to feed on a particular type of seed, such as cones in the case of crossbills . [ 2 ]
Many birds in other families are also commonly called "finches". These groups include the estrildid finches ( Estrildidae ) of the Old World tropics and Australia ; some members of the Old World bunting family ( Emberizidae ) and the New World sparrow family ( Passerellidae ); and the Darwin's finches of the Galapagos islands, now considered ...
The yellow-breasted greenfinch was described by the Irish zoologist Nicholas Aylward Vigors in 1831 under the binomial name Carduelis spinides. [2] [3] Molecular phylogenetic studies have shown that the greenfinches are not closely related to the species in the genus Carduelis.
Tyrant flycatchers are passerine birds which occur throughout North and South America. They superficially resemble the Old World flycatchers, but are more robust and have stronger bills. They do not have the sophisticated vocal capabilities of the songbirds. Most, but not all, are rather plain. As the name implies, most are insectivorous.
The family Fringillidae are the "true" finches. The International Ornithological Committee (IOC) recognizes these 239 species in the family, distributed among three subfamilies and 50 genera.
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