Alternative name: Suno Antwren
- Myrmotherula sunensis
Identification
9 cm. An antwren with a short tail.
Male
- Grey plumage
- Darker wings
- Black throat and centre of upper breast
- White tipped wing-coverts
Female
- Olive-brown upperparts, browner on wings and tail
- Dull buff underparts with rufous tinge
- Olive-brown tinge on sides, flanks and crissum
- female yessupi is greyer above and less rufescent on underparts
Distribution
Patchily distributed in Colombia, Ecuador, Peru and Brazil.
Uncommon to rare in its range.
Taxonomy
Two subspecies recognized:
- M. s. sunensis on the eastern slope of the Andes of south-central Colombia and Ecuador
- M. s. yessupi in east-central Peru (Huánuco, Pasco) and southwest Amazonian Brazil
Habitat
Found in understorey of lowland and foothill evergreen forest. Also in adjacent older second growth. Prefers dense, viny areas with abundant Heliconia and with lots of aerial leaf litter.
Occurs up to 900 m, mostly at 200 to 500 m.
Behaviour
Diet
Not much information available. Feeds on insects, probably also on spiders.
Usually seen in pairs, singly or in family groups, usually in mixed-species flocks with other insectivores. Forages by hopping and hitching along horizontal and inclined limbs, branches and twigs.
Breeding
No information available.
Movements
Presumably a resident species.
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Handbook of the Birds of the World Alive (retrieved November 2016)
Recommended Citation
- BirdForum Opus contributors. (2024) Rio Suno Antwren. In: BirdForum, the forum for wild birds and birding. Retrieved 19 April 2024 from https://www.birdforum.net/opus/Rio_Suno_Antwren
