Rose-bellied Bunting illustration
Birdsong field guide

Rose-bellied Bunting

Passerina rositae

A stunning, rare cardinalid endemic to a narrow strip of southern Mexico, distinguished by the male's vibrant cobalt plumage and contrasting rose-pink underparts.

What it sounds like

A sweet, varied song consisting of musical warbles and trills; the typical call is a sharp, metallic 'tsit'.

Reference call, compare with what you heard
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Rec. Alán Palacios · MexicoCC BY-NC-SAXeno-canto

Field notes

  • It is a micro-endemic species restricted specifically to the Pacific slope of the Isthmus of Tehuantepec.
  • The specific epithet 'rositae' was named in honor of Rosita Sumichrast, the wife of the naturalist who first collected the species.
  • Unlike many of its migratory Passerina relatives, this bunting is a year-round resident within its restricted range.
  • The male's brilliant rose-colored belly is a unique plumage trait not found in any other member of its genus.
  • The species is currently classified as Near Threatened due to its extremely small global range and ongoing habitat loss.
Habitat
Arid to semi-arid tropical deciduous forests, rocky hillsides, and thorny scrub-forest.
Range
The Isthmus of Tehuantepec in eastern Oaxaca and western Chiapas, Mexico.

Similar & commonly confused birds

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