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[13] as well as range expansions of many other species of birds. [14] [15] [16] From 1966–2015 the eastern bluebird experienced a greater than 1.5% annual population increase throughout most of its breeding and year-round ranges, with exceptions including southern Florida and the Ohio River valley. [17]
The eastern bluebird is the state bird of Missouri. This list of birds of Missouri includes species documented in the U.S. state of Missouri and accepted by the Missouri Birding Society (MBS). As of July 2021, there are 437 species included in the official list. [1]
In general smaller birds tend to hatch faster, but there are exceptions, and cavity nesting birds tend to have longer incubation periods. It can be an energetically demanding process, with adult albatrosses losing as much as 83 g of body weight a day. [6] Megapode eggs take from 49 to 90 days depending on the mound and ambient temperature.
[11] [12] Consistent with Bergmann's rule, jays from Connecticut averaged 92.4 g (3.26 oz) in weight, while jays from warmer southern Florida averaged 73.7 g (2.60 oz). [ 13 ] [ 14 ] There is a pronounced crest on the head, a crown of feathers, which may be raised or lowered according to the bird's mood.
North of the Missouri River, the state is primarily rolling hills of the Great Plains, whereas south of the Missouri River, the state is dominated by the oak-hickory Central U.S. hardwood forest. Some of the native species found in Missouri are included below. [1] [2]
Adult common grackles measure from 28 to 34 cm (11 to 13 in) in length, span 36–46 cm (14–18 in) across the wings, and weigh 74–142 g (2.6–5.0 oz). [7] Common grackles are less sexually dimorphic than larger grackle species, but the differences between the sexes can still be noticeable.
Here are the invasive species recognized in Missouri: Mammals: feral hogs. Aquatic animals: silver carp, invasive crayfish and zebra mussels. Birds: pigeons and European starlings. Insects ...
The nesting season is from late April through June, with higher-ranking females nesting before lower ranking ones. Eggs are white, with fine reddish brown dots that are concentrated at the larger end. On average, eggs are 1.52 cm × 1.22 cm (5 ⁄ 8 in × 1 ⁄ 2 in), and there are usually six to eight