Rufous-eared Brushfinch

Overview

The rufous-eared brushfinch is a species of New World sparrow that is endemic to Peru. It is a monotypic species currently assessed as Least Concern by the IUCN, with a population believed to be stable.

Identification

• Measures 17.5 to 19 cm in length, with one male recorded at 44 g.
• Sexes share the same plumage, featuring a rufous head, white lores, and a distinct white "moustache" bordered by a thin dusky gray stripe.
• Upperparts, wings, and tail are dark smoky gray, contrasting with a white throat and whitish belly.
• Adults possess a brown iris, a black bill, and dark brown legs and feet.
• Calls include a high "ti" or "tsi" note, while excited pairs perform duets of low chatters and high, lisping notes.

Habitat

Found in northern Peru, ranging from southern Cajamarca Department through western Huánuco Department and La Libertad Department, as well as the Cordillera Blanca in Ancash Department. It inhabits montane scrublands and Polylepis woodlands near the treeline, occurring between elevations of 3,200 and 4,600 m. This bird is a year-round resident in its range.

Diet

While its diet has not been thoroughly studied, it is known to include seeds and is assumed to also include insects. The species typically forages in pairs, usually in the understory to mid-story rather than on the ground, and does not join mixed-species feeding flocks.

Did you know?

When a pair becomes excited, they perform a duet consisting mostly of low chatters and some high, lisping notes, despite the species' song otherwise remaining undescribed.