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The American goldfinch (Spinus tristis) is a small North American bird in the finch family. It is migratory, ... The immature bird has a dull brown back, and the ...
The lesser goldfinch (Spinus psaltria) is a small finch in the genus Spinus native to the Americas. As is the case for most species in the genus Spinus , lesser goldfinch males have a black forehead, which females lack.
American goldfinch When spring nears, many beginner bird-watchers are curious about what they think is a new species in their yard. But, in fact, it’s only the male American goldfinch that’s ...
The immature bird resembles the female in coloring, although a male may have hints of blue on the tail and shoulders and have darker streaks on the underside. The beak is short and conical. In the adult female, the beak is light brown tinged with blue, and in the adult male the upper half is brownish-black while the lower is light blue. [12]
European goldfinch: Carduelis carduelis (Linnaeus, 1758) 173 Grey-crowned goldfinch: Carduelis caniceps (Vigors, 1831) 174 Citril finch: Carduelis citrinella (Pallas, 1764) 175 Corsican finch: Carduelis corsicana (Koenig, AF, 1899) 176 Red-fronted serin: Serinus pusillus (Pallas, 1811) 177 European serin: Serinus serinus (Linnaeus, 1766) 178 ...
Immature females are paler than the adults, and immature males are brown rather than red. ... and the male's song is a musical goldfinch-like melody with twitters and ...
A diagram of altricial and precocial bird species. Precocial species in birds and mammals are those in which the young are relatively mature and mobile from the moment of birth or hatching.
The genus Carduelis [2] is a group of birds in the finch family Fringillidae.. The genus Carduelis was introduced by the French zoologist Mathurin Jacques Brisson in 1760 by tautonomy based on Carl Linnaeus's specific epithet for the European goldfinch Fringilla carduelis.