Black Siskin

Spinus atratus

Stunning and distinctive small finch of the high Andes; favors puna grasslands with shrubs, rocky slopes, and bogs. Black head and body is diagnostic among siskins; yellow wing and tail patches mostly concealed on perched birds, but very flashy in flight. Sexes look similar, but juvenile has an orangish bill and buffy wingbars. Feeds in low bushes and on the ground, sometimes in association with other small seed-eating birds, but also in small groups of its own kind.

Identification

The black siskin grows to a length of about 13 centimetres (5 in). The male is mostly a glossy black colour with the exception of a band of yellow at the base of the primaries, and the base of the tail and the lower belly which are yellow. The female is similar but the black part of the plumage is less glossy and more brownish. The only other bird within its range with which it might be confused is the yellow-rumped siskin (Spinus uropygialis). When stationary they are easily distinguished, but in flight the black siskin displays various patches of yellow plumage on its rump and on the wings which enhances the similarity.

Taxonomy

Scientific name
Spinus atratus
Authority
(d'Orbigny & Lafresnaye, 1837)
Order
Passeriformes
Family
Fringillidae
Genus
Spinus

Range and habitat

This is a bird of the high Andes Mountains in South America. Its range extends from central Peru and northern Chile to western Argentina. Its height range is 3,500 to 4,500 metres (11,500 to 14,800 ft) but at the southern end of its range it occurs at slightly lower altitudes. Its typical habitat is rocky slopes and ravines, and the tussocky grassland with low shrubs that occurs in the Puna grassland ecoregion. It also occurs around habitations. It is often seen in pairs or in small flocks, sometimes with other species of finch, and generally forages on the ground or in low bushes.

Migration
Resident species

Conservation

Population trend
stable

Photos

Distribution

Bird Calls

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