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In the U.S. state of Colorado 519 species of birds have been documented as of September 2022 according to the Colorado Bird Records Committee (CBRC) of Colorado Field Ornithologists. [ 1 ] This list is presented in the taxonomic sequence of the Check-list of North and Middle American Birds , 7th edition through the 63rd Supplement, published by ...
Lark buntings are small songbirds, with a short, thick, bluish bill.There is a large patch of white on the wings and they have a relatively short tail with white tips at the end of the feathers.
The northern cardinal is the state bird of seven states, followed by the western meadowlark as the state bird of six states. The District of Columbia designated a district bird in 1938. [4] Of the five inhabited territories of the United States, American Samoa and Puerto Rico are the only ones without territorial birds.
The chestnut-breasted malkoha is typical of the Phaenicophaeinae in having brightly coloured skin around the eye.. Cuckoos are medium-sized birds that range in size from the little bronze cuckoo, at 17 g (0.6 oz) and 15 cm (6 in), to moderately large birds, ranging from 60–80 cm (24–31 in) in length, such as the giant coua of Madagascar, the coral-billed ground-cuckoo of Indochina, and ...
Gmelin based his description on the "American teal" that had been described in 1785 by John Latham in his A General Synopsis of Birds and in the same year by Thomas Pennant in his Arctic Zoology . [8] [9] [10] The genus name Anas is Latin for "duck". The specific epithet carolinensis means "of Carolina". [11]
Birds from temperate North America east of the Rocky Mountains migrate to the southern United States and southern British Columbia. It is often a year-round resident where water remains open in winter. The number of birds that stay year-round near the northern limit of the species' range seems to be increasing. [20] [21]
Ducks generally only have one partner at a time, although the partnership usually only lasts one year. [26] Larger species and the more sedentary species (like fast-river specialists) tend to have pair-bonds that last numerous years. [27] Most duck species breed once a year, choosing to do so in favourable conditions (spring/summer or wet seasons).
The black-bellied whistling duck is mainly non-migratory, although they are listed on the List of Birds protected by the Migratory Bird Treaty Act (MBTA). [12] At the heart of their range, there is a tendency to travel in flocks over the winter months, [ 13 ] though this behavior is not a true long-range migration but rather local dispersal.