Western Bluebird - Sialia mexicana - Blauwkeelsialia
Western North-America (Alaska to Central-Mexico).

The following 6 subspecies are being recognised:
Sialia mexicana mexicana - Plateau of Northeast-Mexico (Coahuila to Nuevo León and Tamaulipas);
Sialia mexicana australis - South-Plateau of Mexico (Jalisco to Morelos, Puebla and Veracruz);
Sialia mexicana amabilis - Sierra Madre Occidental of Mexico (South-Chihuahua to Zacatecas);
Sialia mexicana anabelae - Mountains of North-Baja California;
Sialia mexicana bairdi - Southwest-USA to Northwest-Mexico;
Sialia mexicana occidentalis - South-British Columbia to South-California and West-Nevada.

Of this species there are no Zoo Photo's available.