French: Viréo de Hutton German: Huttonvireo Spanish: Vireo de Hutton
Monterey, California, USA
Subspecies and Distribution
V. h. obscurus
Anthony, 1891 – extreme SW Canada (SW British Columbia) S in W USA to NW California.
V. h. parkesi
Rea, 1991 – NW California (S to Marin County).
V. h. sierrae
Rea, 1991 – N & C Sierra Nevada, in E California.
V. h. huttoni
Cassin, 1851 – Hutton’s Vireo – W California from Monterey S along coast to NW Baja California, also Santa Rosa I and Santa Cruz I.
V. h. unitti
Rea, 1991 – Santa Catalina I (SW California).
V. h. cognatus
Ridgway, 1903 – S Baja California, in W Mexico.
V. h. stephensi
Brewster, 1882 – Stephens’s Vireo – SW USA (C & E Arizona, SW New Mexico) S in Sierra Madre to Zacatecas, in C Mexico.
V. h. carolinae
H. W. Brandt, 1938 – S USA (SW Texas) and E Mexico (S to SC Zacatecas and NW Hidalgo).
V. h. pacificus
A. R. Phillips, 1966 – SW Mexico (Nayarit S to SW Jalisco).
V. h. mexicanus
Ridgway, 1903 – S Mexico (C & SW México S to N Oaxaca).
V. h. vulcani
Griscom, 1930 – SW Guatemala.
13 cm; 9–15·1 g. Nominate race has lores and eyering pale grey-white (pale "spectacles" on face); otherwise dull grey-brown above, slightly paler on... read more
Sings through much of year, with peak early Feb to mid-Apr. Much variation among individuals and... read more
Evergreen forest with moderate to dense crown closure and understorey, tree species including... read more
Food and feeding
Food predominantly arthropods, including bugs (Hemiptera), butterflies and moths (Lepidoptera), beetles (Coleoptera) and spiders (Araneae... read more
Nesting begins early, in first week Feb in California, later farther N; generally single-brooded, although some evidence of occasional... read more
Generally regarded as non-migratory, but some obvious movements do occur; although present in most... read more
Status and conservation
Not globally threatened. Frequently common or abundant in suitable habitats. One estimate in California of 15·6 breeding pairs/40 ha. Breeding Bird Surveys indicate some... read more
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