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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).
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.
The song sparrow has been the subject of several studies detailing the physiological reactions of bird species to conditions such as daylight length and differing climatic conditions. Most birds gain mass in their reproductive organs in response to some signal, either internal or external as the breeding season approaches.
The white-crowned sparrow is a very rare vagrant to western Europe. [5] It has been sighted in England, Scotland, [5] [6] Ireland, [7] and Norway. [8] In 2008 a white-crowned sparrow was spotted in Cley next the Sea in Norfolk, England. [9] To commemorate the event an image of the bird was included in a window at St Margaret's Church.
Major taxonomic authorities currently differ in their treatment of the fox sparrow complex. The IOC World Bird List/Birds of the World: Recommended English Names and the HBW and BirdLife International Illustrated Checklist of the Birds of the World treat each of the four subspecies groups as a separate species, while eBird/The Clements ...
For example, over six seasons, the house sparrow was listed as top bird 76 times. 1. House sparrow. House sparrow. Immigrants to North America, house sparrows are thought to have spread across the ...
The eastern towhee (Pipilo erythrophthalmus), also known as chewink, joree, or joree bird, [2] is a large New World sparrow. The taxonomy of the towhees has been under debate in recent decades, and formerly this bird and the spotted towhee were considered a single species, the rufous-sided towhee .
The House Sparrow (Passer domesticus, male shown here) is the most widely distributed wild bird. It originated in the Middle East and has spread throughout much of the world, mostly due to deliberate introductions but also through natural dispersal and shipborne travel.