| Publication Type: | Journal Article |
| Year of Publication: | 1975 |
| Authors: | Kilham, L |
| Journal: | The Auk |
| Volume: | 92 |
| Issue: | 1 |
| Date Published: | 1975 |
| ISBN Number: | 00048038 |
| Keywords: | Sitta, Sitta canadensis, Sitta europaea, Sittidae |
| URL: | http://www.jstor.org/stable/4084439 |
| Short Title: | The Auk |
Taxonomic name: