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Birds

Mourning Sierra-finch

Phrygilus fruticeti

Least Concern → omnivore Temperate grasslandMountains

Marked by sombre dark grey plumage and distinctive chestnut flanks, a mourning sierra-finch forages quietly through Andean and Patagonian scrub, one of the larger members of its sierra-finch family.

Overview

The mourning sierra-finch, Phrygilus fruticeti, is a Least Concern bird native to grassland and mountain habitat across a broad range of the Andes and Patagonia. Its distinctive dark-and-chestnut plumage pattern, its relatively large size among sierra-finches, and its wide elevational tolerance make it one of the more visually striking finches found anywhere in southern South America.

A finch dressed for mourning

True to its sombre name, the mourning sierra-finch wears dark grey plumage offset only by chestnut flanks, a muted but distinctive combination that sets it apart from the brighter patterns seen in some of its Andean relatives.

Status

Least Concern, remaining widespread and generally stable across suitable scrub and grassland habitat throughout the Andes and Patagonia.

Mourning Sierra-finch: common questions

Why is it called the mourning sierra-finch?

This species has dark grey plumage overall with distinctive chestnut-coloured flanks, a sombre-toned pattern that gives the species its common name.

How does the mourning sierra-finch compare in size with other sierra-finches?

This species is a relatively large sierra-finch compared with some smaller relatives, such as the Patagonian sierra-finch, sharing similar habitat.

Does the mourning sierra-finch form large flocks?

No, this species typically forms pairs or small groups rather than large flocks, foraging quietly through scrub vegetation.

What elevations does the mourning sierra-finch live at?

This species is found across a wide elevational range, from lower valleys up into higher Andean and Patagonian terrain.

Sources & further reading