rootlets in an abandon woodpecker hole, tree cavity, or cavity in earth bank or among rocks on a cliff. Uses birdhouses.
Only the female builds the nest, both aggressively defend the nest.
The female lays 4 to 6 pale blue or white eggs. Incubation last about 14 days and is done by both male and female.
Nestling period is unknown.
Feeding Habits
Mountain Bluebirds feed on insects and berries. Often hovering just above the ground hunting insects.
One habit of these birds is called ground sallying briefly landing on the ground from a perch, snatching their prey and returning to their perch to eat.