Streak-fronted Thornbird

Overview

The streak-fronted thornbird is a small, slim bird belonging to the ovenbird family Furnariidae. It is found in parts of South America, specifically Argentina, Bolivia, and Peru, and is currently assessed as Least Concern by the IUCN.

Identification

• Measures 16 to 17 cm in length with a rich dark brown body and rufous-washed brownish face.
• Features a forehead with blackish and reddish markings interspersed with brown streaks, contrasting with a paler, unstreaked crown.
• Possesses greenish gray to blue-gray legs and a dark gray bill.
• Emits a piercing, loud song described as 'wip wip weep weep WEEEP weep weep weep wip wip' and irregular squeaky 'jit' or 'tsip' calls.

Habitat

This species primarily inhabits arid montane scrublands, particularly in steep-sided valleys, as well as Polylepis woodlands and occasionally agricultural fields. Its range spans the Andes from southern Peru and Bolivia into northern Argentina, occurring at elevations between 1,200 and 5,000 metres.

Diet

While its full diet has not been defined, it is known to feed on Lepidoptera larvae. It typically forages in pairs at all levels of vegetation, gleaning and probing for prey on the ground, on branches, and within moss and epiphyte clumps.

Did you know?

The streak-fronted thornbird constructs nests from thorny sticks that can reach up to 1.5 metres in height, often dangling them above cliff edges for protection.