%0 Journal Article %T Population Genetics and Speciation of Yellow-Bellied, Red-Naped, and Red-Breasted Sapsuckers (Sphyrapicus varius, S. nuchalis, and S. ruber) %J Journal of Heredity %V 109 %N 6 %P 663-674 %@ 0022-1503 %D 2018-09-01 %I Oxford University Press %~ DeepDyve