Western Bluebird, Sialia mexicana
The Western Bluebird is a delicate little bird with a charming personality. It has the characteristic eye ring and rufus breast of the thrush family. It is not as bold as an American Robin. It has a temperament similar to that of the Hermit thrush, but occasionally gets irritated by other birds.
Niche filled by the Western Bluebird
The Western Bluebird is a secondary cavity nester that feeds on many common garden insect pests.
Migration of the Western Bluebird
The Western Bluebird moves out of the Higher elevations in the winter. Some move into the southwestern desert and northern central
The Western Bluebird is a secondary cavity nester. That is, it uses a nest that was excavated by another bird in a previous season. This is usually an old woodpecker cavity. However, they will also use a bird house. The Western bluebird like the Eastern Bluebird is forced out of many nesting areas by the European Starling. The European starling is a very aggressive secondary cavity nester. It will even push baby birds of other species out of their nest and take the nest for themselves.