. "Rocky Mountain nuthatch" . . . . . . . . . . . . . . . . . . . . . . "white-breasted nuthatch" . . . . . . . . . . . . "White-breasted nuthatch" . "Sitta carolinensis" . . "White-breasted nuthatch" . . . . . . . . . . "nuthatch" . . . . . . . . . . . . . . . . . . "white-breasted nuthatch (''Sitta carolinensis'')" . . . . . . . . . . . . . . . . . . . "Sitta carolinensis alexandrae" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .