Family New World Warblers (Parulidae)

Least Concern

Grace's Warbler (Setophaga graciae)


Taxonomy

French: Paruline de Grace German: Arizonawaldsänger Spanish: Reinita de Grace
Taxonomy:

Dendroica graciæ

S. F. Baird

, 1865,

Fort Whipple, near Prescott, Arizona, USA

.

In the past, it was suggested that present species might be conspecific with S. adelaidae, S. subita and S. delicata, but all four exhibit constant plumage differences. One record of hybridization with S. auduboni. Geographical variation mostly clinal. Four subspecies recognized.

Subspecies and Distribution
  • S. g. graciae (S. F. Baird, 1865) – SW USA (S from S Nevada, S Utah and S Colorado) and NW Mexico (S to N Sinaloa); winters mainly in W & C Mexico.
  • S. g. yaegeri (A. R. Phillips & Webster, 1961) – E slope of Sierra Madre Occidental (from S Sinaloa and Durango S to W Jalisco), in W Mexico; in winter S to Michoacán.
  • S. g. remota (Griscom, 1935) – highlands from S Mexico (Michoacán) S to W Nicaragua.
  • S. g. decora (Ridgway, 1873) – lowlands in Belize, E Honduras and NE Nicaragua.
  • Descriptive notes

    13 cm; 7·5–9·1 g. Male nominate race has grey crown, laterally edged black, broad yellow supercilium becom­ing white behind eye, yellow lower eye-... read more

    Voice

    Song a series of downslurred whistled notes, given rapidly, and accelerating and rising in pitch... read more

    Habitat

    In N & C parts of range breeds in pine and pine-oak (Pinus-Quercus) forests,... read more

    Food and feeding

    Feeds predominantly on insects and other arthropods. Forages mainly high in canopy, gleaning from leaves and twigs and probing terminal... read more

    Breeding

    Season May–Jul, egg-laying May–Jun. Nest a compact, rather flat cup of oak catkins, grass and spider webs, lined with hair,... read more

    Movements

    Resident and medium-distance migrant. S races sedentary, although some remota may move to... read more

    Status and conservation

    Not globally threatened. Fairly common throughout most of range. Density estimates include 2·25 pairs/km of transect in S Arizona and N Mexico, 20 pairs/40 ha in pine forest... read more

    Recommended citation

    Curson, J. (2019). Grace's Warbler (Setophaga graciae). 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 https://www.hbw.com/node/61479 on 22 September 2019).