Bluebirds are territorial and prefer open grassland with scattered trees. source
Bluebirds are territorial and prefer open grassland with scattered trees.
Bluebirds can typically produce between two and four broods during the spring and summer . source
Bluebirds can typically produce between two and four broods during the spring and summer .
Males bluebirds identify potential nest sites. source
Males bluebirds identify potential nest sites.
Bluebirds try to attract prospective female mates to those nesting sites with special behaviors that include singing and flapping wings, source
Bluebirds try to attract prospective female mates to those nesting sites with special behaviors that include singing and flapping wings,
bluebirds placing some material in a nesting box or cavity, If the female accepts the male and the nesting site, she alone builds the nest and incubates the eggs. source
bluebirds placing some material in a nesting box or cavity, If the female accepts the male and the nesting site, she alone builds the nest and incubates the eggs.
Predators of young bluebirds in the nests can include snakes, cats, and raccoons. source
Predators of young bluebirds in the nests can include snakes, cats, and raccoons.
Average bluebird lifespan in the wild : 6 to 10 years. source
Average bluebird lifespan in the wild : 6 to 10 years.
Size bluebird :6.5 to 8.5 in (16.5 to 19 cm). source
Size bluebird :6.5 to 8.5 in (16.5 to 19 cm).
Weight bluebird : 0.84 to 1.09 oz (24 to 31 g). source
Weight bluebird : 0.84 to 1.09 oz (24 to 31 g).
Bluebirds are attracted to platform bird feeders, filled with grubs of the darkling beetle, source
Bluebirds are attracted to platform bird feeders, filled with grubs of the darkling beetle,
Bluebirds will eat raisins soaked in water. In addition, in winter bluebirds use backyard heated birdbaths. source
Bluebirds will eat raisins soaked in water. In addition, in winter bluebirds use backyard heated birdbaths.
Bluebird ;Pairs mate in spring and summer, source
Bluebird ;Pairs mate in spring and summer,
Females bluebird lay four or five eggs and incubate them for about two weeks. source
Females bluebird lay four or five eggs and incubate them for about two weeks.
Young bluebird remain in the nest, cared for by both parents, for an additional 15 to 20 days. source
Young bluebird remain in the nest, cared for by both parents, for an additional 15 to 20 days.
Bluebirds living in higher latitudes may head south if food becomes scarce or temperatures too cold. source
Bluebirds living in higher latitudes may head south if food becomes scarce or temperatures too cold.
