One kind of sapsucker, Sphyrapicus varius nuchalis, occurs in the Rocky Mountains north into British Columbia and west to the Cascades and Sierra Nevada.
Findley, James S., Speciation of the Wandering Shrew(2011)
n eastern North American sapsucker having a pale yellow abdomen
Syn|Hyper
yellow-bellied sapsucker
sapsucker
small American woodpecker that feeds on sap from e.g. apple and maple trees