Sharp-billed Treehunter vs Buff-browed Foliage-gleaner

In short

The Sharp-billed Treehunter and Buff-browed Foliage-gleaner are both members of the Furnariidae family, but they can be distinguished by their bill shape and plumage details. The Treehunter has a notably sharp and slender bill, while the Foliage-gleaner features a thicker, slightly upcurved bill. The Foliage-gleaner is characterized by a buffy supercilium and a rufous tail.

Identification tips

1. Bill shape: Look for the sharp, slender bill of the Treehunter versus the thick, slightly upcurved bill of the Foliage-gleaner. 2. Supercilium: The Foliage-gleaner has a buffy or creamy stripe above the eye, extending towards the nape. 3. Tail color: Note the rufous tail of the Foliage-gleaner. 4. Vocalization: Listen for the Foliage-gleaner's loud, distinctive call. 5. Foraging behavior: Observe the Treehunter's acrobatic foraging higher in the canopy compared to the Foliage-gleaner's preference for lower story and vine foraging.

Size

Both species are similar in size, typical of small to medium-sized ovenbirds.

Plumage

The Sharp-billed Treehunter is generally brown with less distinctive markings, whereas the Buff-browed Foliage-gleaner has a bright white throat, pale brownish-olive breast with white streaking, and a prominent buffy supercilium. The Foliage-gleaner also has a rufous tail.

Behaviour

The Treehunter forages acrobatically in the midstory to canopy, often in mixed-species flocks, while the Foliage-gleaner prefers dense shrubbery and forages on vines and dead leaf clusters, usually in the lower story.

Habitat

The Sharp-billed Treehunter is found in montane forests from sea level to over 1,800 m, while the Buff-browed Foliage-gleaner inhabits forest edges and dense shrubbery.

Voice

The Treehunter is relatively quiet and often missed, whereas the Foliage-gleaner has a loud, distinctive 'skidding' call.