Family Wrens (Troglodytidae)

Near Threatened

Yucatan Wren (Campylorhynchus yucatanicus)


French: Troglodyte du Yucatan German: Yucatánzaunkönig Spanish: Cucarachero yucateco

Heleodytes brunneicapillus yucatanicus


, 1934,

Río Lagartos, Yucatán, Mexico


Sometimes regarded as a race of C. brunneicapillus, but differs significantly in plumage, voice, behaviour and nest form, while molecular data also disprove such an arrangement#R. Monotypic.


N coast of Yucatán Peninsula from approximately Celestún E to El Cuyo (mostly in Yucatán State, marginally N Campeche), in E Mexico.

Descriptive notes

18 cm; 31–40 g. Has off-white supercilium, dark brown eyestripe, ear-coverts finely streaked brownish-grey; crown blackish-brown, shoulders and back dark brown with... read more


Song a series of 4–5 repeated notes, e.g. “chick che-wa chooo” etc, quite distinct from that... read more


Coastal scrubland with scattered bushes 3–6 m in height, sometimes with Opuntia... read more

Food and feeding

No data on diet available. Forages in pairs and family groups, on ground and in low vegetation.


Season May–Jul. Nest built by both sexes, an ovoid ball of grass with side entrance, usually c. 2–3 m above ground in bush;... read more



Status and conservation

Not globally threatened. Restricted-range species: present in the Yucatán Peninsula Coastal Scrub EBA. Common or abundant in undisturbed prime habitat, less so in marginal... read more

Recommended citation

Kroodsma, D., Brewer, D. & de Juana, E. (2019). Yucatan Wren (Campylorhynchus yucatanicus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 22 January 2019).