Ruddy Treerunner - BirdForum Opus

Margarornis rubiginosus

Photo by NJLarsen
Los Quetzales cabin, Guadeloupe, Chiriqui, Panama February 2018

Identification

16 cm. It has bright rufous upperparts and a white supercilium. It has a white throat and otherwise tawny underparts.

Distribution

Costa Rica and Panama.

Taxonomy

Two subspecies are recognized^[1]:

• M.r. rubiginosus - Highlands of Costa Rica and w Panama (w Chiriquí)
• M.r. boultoni - Highlands of c Panama (e Chiriquí and Veraguas)

Habitat

Hills and mountains from 1200 m up to the timberline, in forests and adjacent edges and clearings.

Behaviour

The diet includes large insects, spiders and their eggs and larvae.

It builds a large enclosed oval nest 25 m high in the crown of a tree on the underside of a thick branch. The nest is camouflaged with mosses and has a downward pointing entrance tunnel at its base.

References

1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/

• List of references

Recommended Citation

• BirdForum Opus contributors. (2023) Ruddy Treerunner. In: BirdForum, the forum for wild birds and birding. Retrieved 17 August 2023 from https://www.birdforum.net/opus/Ruddy_Treerunner

External Links

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