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Nov 28

Horned Lark Eremophila alpestris. The horned lark was originally classified in the genus Alauda. In the UK it is found as a winter stopover along the coasts and in eastern England. Food: The Horned Lark eats primarily seeds of grasses and forbs as well as insects, although it is also known to consume spiders and snails. Horned Larks are widespread songbirds of fields, deserts, and tundra, where they forage for seeds and insects, and sing a high, tinkling song. Except for the central feathers, the tail is mostly black, contrasting with the paler body; this contrast is especially noticeable when the bird is in flight. It has been notes she often adds a “doorstep” of pebbles, corncobs, or dung on one side of the nest. Two to four days after preparing the site, she begins weaving her nest from grass, small roots, shredded cornstalks, and other plant material, then lines it … Photo Credit: Madeline Aberg. Discover them all with Birds of the World. Incubation will take 10–12 days until hatching and then the nestling period will take 8–10 days. [7], Recent genetic analysis has suggested that the species consists of six clades that in the future may warrant recognition as separate species. Horned larks are small, ground-dwelling birds, approximately 16−20 centimeters (6−8 inches) in length. Erickson, W.P., G. D. Johnson, D. P. Young, Jr., M. D. Strickland, R.E. The limit of the horned lark northern range is determined by the minima of biotopic, food supply, and temperature factors; these factors allow the horned lark to penetrate the Arctic zone, though not to occupy a considerably large part of it. Names (39) Species names … The nest totals to be about 3-4 inches in diameter with the interior diameter about 2.5 inches wide and 1.5 inches deep. An extensive multimedia section displays the latest photos, videos and audio selections from the Macaulay Library. The Horned Lark’s nest is a basket woven of fine grass or other plant materials and lined with finer material. LC Least Concern. Sounds and Vocal Behavior. Nutrition and Energetics. The southern European mountain race E. a. penicillata is greyer above, and the yellow of the face pattern is replaced with white. [13], The structure of Horned Lark nests can vary depending on the microclimate, prevailing weather and predation risk, revealing flexibility in nesting behaviour to adjust to changing environmental conditions to maintain nest survival and nestling size development. Rocky Mountain Arsenal National Wildlife Refuge, "Limited phylogeographic signal in sex-linked and autosomal loci despite geographically, ecologically, and phenotypically concordant structure of mtDNA variation in the Holarctic avian genus Eremophila", "Horned Lark Identification, All About Birds, Cornell Lab of Ornithology", "Horned Lark - Eremophila alpestris | Wildlife Journal Junior", "Horned Lark Life History, All About Birds, Cornell Lab of Ornithology",, "Species Fact Sheet: Streaked horned lark", "On the East-Asiatic Shore-Lark (Otocorys longirostris)",, Creative Commons Attribution-ShareAlike License, van den Berg, Arnoud (2005) Morphology of Atlas Horned Lark, Small, Brian (2002) The Horned Lark on the Isles of Scilly, This page was last edited on 23 October 2020, at 18:33. Runs along ground in open areas, often barren ground with little to no vegetation. In winter, these birds feed in freshly manured fields in agricultural areas. They are 6-8 inches in length and have a dark brown back, lighter brown napes, and yellow faces, heads, throats, and breasts. There is also an isolated population on a plateau in Colombia. Metabolism and Temperature Regulation. Horned lark adult upperparts are sandy brown, with a thick black eye line that continues into a streak on the cheek. The Horned Lark (Eremophila alpestris), called the Shore Lark in Europe, is a species of bird in the genus Eremophila. The nest site is selected in the early spring by only the female and is either a natural depression in the bare ground or she digs a cavity using her bill and feet. [11] She will spend 2–4 days preparing the site before building her nest. The streaked horned lark has a dark brown back, yellowish underparts, a walnut brown nape and yellow eyebrow stripe and throat. Males defend territories from other males during breeding season and females will occasionally chase away intruding females. North America has a number of races distinguished by the face pattern and back colour of males, especially in summer. In North America, where there are no other larks to compete with, it is also found on farmland, on prairies, in deserts, on golf courses and airports. The horned lark (Eremophila alpestris), called the shore lark in Europe, is a species of lark in the family Alaudidae found across the northern hemisphere. 2002. During the nestling period, the chick is fed and defended by both parents. The speculation is, it is used to cover the excavated dirt and hide her nest more. Unique black and yellow markings on head. When they turn, you may see a neat yellow face, black mask, and tiny black “horns” waving in the breeze. Technical Report prepared for Bonneville Power Administration, Portland, Oregon. The summer male has black "horns", which give this species its American name. We searched for Horned Lark nests from March to July and found a total of … Adult horned larks eat primarily weed and grass seeds, but they feed insects to their young.1 The horned lark searches for food by walking along the ground. [10] In Eurasia it breeds above the tree line in mountains and the far north. [14], Horned Lark populations are declining according to the North American Breeding Bird Survey. Every bird has a story. It is mainly resident in the south of its range, but northern populations of this passerine bird are migratory, moving further south in winter. The song, given in flight as is common among larks, consists of a few chips followed by a warbling, ascending trill. Unlock thousands of full-length species accounts and hundreds of bird family overviews when you subscribe to Birds of the World. Underparts are white with sandy sides and flanks and a black breast band. Unlike most other larks, this is a distinctive-looking species on the ground, mainly brown-grey above and pale below, with a striking black and yellow face pattern. Synthesis and Comparison of Baseline Avian and Bat Use, Raptor Nesting and Mortality Information from Proposed and Existing Wind Developments. The black forehead and eyebrow line extends into short “horns” on the rear crown. Drinking, Pellet-Casting, and Defecation. [6] In 2020 a 46,000 year old frozen specimen was described from the Russian Far East. Courting is composed of the male singing to the female while flying above her in circles. Look carefully at a bare, brown field, especially in winter, and you may be surprised to see it crawling with little brown shapes. The A female in the south can lay 2-3 broods a year while in the north, 1 brood a year is more common. [15] In 2013, the U.S. [3][4] The Horned lark is known from around a dozen localities of Late Pleistocene age, including those in Italy,[5] Russia, The United Kingdom and the United States. [11] This species’ decline could be contributed to the loss of habitat due to agricultural pesticides, the disturbed sites the birds prefer reverting back to forested lands through reforestation efforts, urbanization and human encroachment as well as collisions with wind turbines. Sand, dirt, gravel flats are home, unlike preferences of most songbirds. There is also an isolated population on a plateau in Colombia. [12] In the open areas of western North America, horned larks are among the bird species most often killed by wind turbines.

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