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An audio recording of a house sparrow. The house sparrow (Passer domesticus) is a bird of the sparrow family Passeridae, found in most parts of the world. It is a small bird that has a typical length of 16 cm (6.3 in) and a mass of 24–39.5 g (0.85–1.39 oz).
New World sparrows are related to Old World buntings, and until 2017, were included in the Old World bunting family Emberizidae. [10] [11] [4] The hedge sparrow or dunnock (Prunella modularis) is similarly unrelated. It is a sparrow in name only, a relict of the old practice of calling more types of small birds "sparrows". [12]
Passer is a genus of sparrows, also known as the true sparrows. The genus contains 28 species and includes the house sparrow and the Eurasian tree sparrow, two of the most common birds in the world. They are small birds with thick bills for eating seeds, and are mostly coloured grey or brown.
The Eurasian tree sparrow (Passer montanus) is a passerine bird in the sparrow family with a rich chestnut crown and nape and a black patch on each pure white cheek. The sexes are similarly plumaged, and young birds are a duller version of the adult.
Tentatively placed here; may belong in Certhioidea. Some 5 species of tiny rotund Holarctic woodland insectivores. The smallest songbirds, and as a family the smallest living birds altogether by average length. [7] Greenish-brownish above, dull whitish below, and with a bright yellow to red central patch on the top of the head.
On Control of Spontaneous Testicular Regression in Tree Sparrows Spizella-Arborea. General & Comparative Endocrinology. vol 19, no 3. pp. 441–456. Delisle JM & Savidge JA. (1997). Avian use and vegetation characteristics of conservation reserve program fields. Journal of Wildlife Management. vol 61, no 2. pp. 318–325. Durairaj G & Martin EW.
The New World sparrows are found throughout in the Americas, from their breeding ranges in the Arctic tundra of North America to their year-round ranges in the Southern Cone of South America. Given this huge expansive range, many species occupy different habitats such as grasslands, rainforests, temperate forests, and deserts and xeric ...
Bachman's sparrow (Peucaea aestivalis), also known as the pinewoods sparrow or oakwoods sparrow, is a small American sparrow that is endemic to the southeastern United States. This species was named in honor of Reverend John Bachman. [4] Adults have rufous brown upperparts and crown with gray and black streaking on the nape, back and primaries ...