Male: (Shown) Rusty red breast and a white belly. Sky blue head, back, and tail.
Female: Shares rusty red breast and white belly, but is grayer with faint blue tail and wings.
Juvenile: Similar to female, with spots on chest and blue wing markings.
Nest: Nests in a cavity, old woodpecker hole, or man-made nest box. Nest is commonly built by female. Two broods per year.
Eggs: 4-5; pale blue without markings
Incubation: 12-14 days; female incubates
Fledging: 15-18 days; male and female feed young
Migration: The Eastern Bluebird is a partial migrator to non-migrator and can be seen on occasion in St. Charles County.
Food: Insects (especially mealworms) and fruit.