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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. Confusingly, only 79 of the species include "finch" in their common names, and several other families include species called finches.
Telespiza – 4 species, the Laysan finch, the Nihoa finch, and 2 prehistoric species; Loxioides – 2 species, the palila and a prehistoric species; Rhodacanthis – 2 recently extinct species, the lesser and the greater koa finch, and 2 prehistoric species; Chloridops – extinct species, the Kona grosbeak; Psittirostra – ou
The birds vary in size from 10 to 20 cm (4 to 8 in) and weigh between 8 and 38 grams (0.3 and 1.3 oz). The smallest are the warbler-finches and the largest is the vegetarian finch. The most important differences between species are in the size and shape of their beaks, which are highly adapted to different food sources. Food availability was ...
Finches are a form taxon composed of unrelated but similar-looking songbirds within the family Fringillidae of the superfamily Passeroidea. The family Fringillidae includes numerous birds not called "finches" in their common names, including the crossbills , siskins , and waxbills .
One species on the list, the St. Kitts bullfinch, is extinct. Confusingly, only 149 of the species are called "tanager"; another 108 are called "finch". [ 1 ] This family is found only in the New World , primarily in South and Middle America and the Caribbean, though a few species are occasionally found in the United States.
In this list of birds by common name 11,278 extant and recently extinct (since 1500) bird species are recognised. [1] Species marked with a "†" are extinct.
British finches are often associated with mules, a term used by cage bird breeders to refer to hybrids of finch species bred in captivity, such as that of a goldfinch and canary. There are now strict ringing regulations on British finches in places such as the UK , but they are still kept by aviculturists who care for them in much the same way ...
Gouldian finches are about 125–140 mm (4.9–5.5 in) long. [10] Their heads may be red, black, or yellow. Formerly considered three different kinds of finches, it is now known that these are colour variants of one species that exist in the wild. [11]