The yellow-crowned canary (''Serinus flavivertex'') is a small

passerine A passerine () is any bird of the order Passeriformes (; from Latin 'sparrow' and '-shaped'), which includes more than half of all bird species. Sometimes known as perching birds, passerines are distinguished from other orders of birds by t ...

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

in the

finch The true finches are small to medium-sized passerine birds in the family Fringillidae. Finches have stout conical bills adapted for eating seeds and nuts and often have colourful plumage. They occupy a great range of habitats where they are usua ...

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

. It is a resident breeder in eastern

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

. It was formerly considered

conspecific Biological specificity is the tendency of a characteristic such as a behavior or a biochemical variation to occur in a particular species. Biochemist Linus Pauling stated that "Biological specificity is the set of characteristics of living organ ...

with the

Cape canary The Cape canary (''Serinus canicollis'') is a small passerine bird in the finch family. It is a resident breeder in southern Africa and has been introduced to Mauritius and Réunion. Its habitat is fynbos, grassland and gardens, preferably in hi ...

(''Serinus canicollis''). Its

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

fynbos Fynbos (; meaning fine plants) is a small belt of natural shrubland or heathland vegetation located in the Western Cape and Eastern Cape provinces of South Africa. This area is predominantly coastal and mountainous, with a Mediterranean clim ...

, grassland and gardens, preferably in highland areas. It builds a compact cup nest in a scrub. The yellow-crowned canary is 11–13 cm in length. The adult male has a green back with black edging to the wings and tail. The underparts, rump and tail sides are yellow, and the lower belly is white. The head is brighter in color than the Cape canary, yellow in colour, and the face is cinnamon. The juvenile has greenish-yellow underparts with heavy brown streaking. The yellow-crowned canary is a common and gregarious seedeater. Its call is ''tsit-it-it'', and the song is warbled goldfinch-like trills and whistles given in display flight or from a high perch.

References

Further reading