| Publication Type: | Journal Article |
| Year of Publication: | 1991 |
| Authors: | D. Rudolph, C, Conner, RN, Schaefer, RR |
| Journal: | The Wilson Bulletin |
| Volume: | 103 |
| Issue: | 1 |
| Date Published: | 1991 |
| ISBN Number: | 00435643 |
| Keywords: | Picidae, Picoides, Picoides borealis, Sphyrapicus, Sphyrapicus varius |
| URL: | http://www.jstor.org/stable/4162979 |
| Short Title: | The Wilson Bulletin |
Taxonomic name: