By DickDaniels (http://carolinabirds.org/) (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0) or GFDL (http://www.gnu.org/copyleft/fdl.html)], via Wikimedia Commons
North America. Breeds in northern Canada and winters in the southern United States.
Occurs commonly in captivity where it often breeds and is well known to escape. However it is acknowledged that some occurences are in circumstances where it is impossible to be sure that the bird is not a genuine vagrant.