Sphyrapicus varius var. nuchalis
S. F. Baird, 1858,
southern Rocky Mountains = Mimbres River, New Mexico, USA.
Closely related to S. varius and S. ruber; sometimes treated as conspecific with former and in the past also with latter, hybridizing occasionally with varius in SW Canada (Alberta) and more frequently with ruber in various areas; has interbred rarely with S. thyroideus. Monotypic.
Rocky Mts from SE British Columbia and SW & SE Alberta E to W South Dakota, and S, discontinuously, to SE California, E Arizona and NE & S New Mexico; in winter from S California, Arizona and W Texas S to C Mexico.
Food and feeding
Status and conservation
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