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Most bluebirds do nest in April and thus get a head start before the tree swallows get serious about nesting. These days, most bluebird enthusiasts have multiple nestboxes up, thus giving ...
Adult female in Livermore, California. The western bluebird is a small stocky bird with a length of 15 to 18 cm (5.9 to 7.1 in). The adult male is bright blue on top and on the throat with an orange breast and sides, a brownish patch on back, and a gray belly and undertail coverts.
If you have a nest box that has had bluebirds fledge, remove the old nest. Also remove the old nest if the bluebird nesting has failed for some reason. They can quickly start over.
Generally, the first nesting is the most challenging for the bluebirds due to traditional cool spells in late April and early May that affect the food supply for the young. But this very pleasant ...
Predators of young bluebirds in the nests can include snakes, cats, and raccoons. Bird species competing with bluebirds for nesting locations include the common starling, American crow, and house sparrow, which take over the nesting sites of bluebirds, killing young, smashing eggs, and probably killing adult bluebirds. [6] Male western bluebird
Colony nesting may be an evolutionary response to a shortage of safe nesting sites and abundance or unpredictable food sources which are far away from the nest sites. [4] Colony-nesting birds often show synchrony in their breeding, meaning that chicks all hatch at once, with the implication that any predator coming along at that time would find ...
Volunteers at Maybury State Park keep an eye on bluebird nesting boxes, watching for predators, counting eggs and fledglings.
The greater roadrunner is the state bird of New Mexico. This list of birds of New Mexico are the species documented in the U.S. state of New Mexico and accepted by the New Mexico Bird Records Committee (NMBRC). As of August 2022, 552 species were included in the official list. Of them, 176 are on the review list (see below), five species have been introduced to North America, and three have ...