White-breasted Nuthatch is four species, study says
10,000 Birds
APRIL 12, 2012
In North America, we have, traditionally at least, four species, the most familiar of which is the White-breasted Nuthatch ( Sitta carolinensis ). They identified the populations as follows: Eastern clade; Pacific clade; Eastern Sierra Nevada clade; and Rocky Mountain, Great Basin, and Mexico clade. In 2007, Garth M.
Let's personalize your content