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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).
A cliff swallow nest occupied by a house sparrow. The nesting sites can be vulnerable to predation by other cavity-nesting bird species, such as the house sparrow. [4] [5] These birds will search a number of swallow nests for the perfect place to make their own nest, destroying numerous eggs in the process. [4]
Passer sparrows build an untidy nest, which, depending on species and nest site availability, may be in a bush or tree, a natural hole in a tree, in a building or in thatch, or in the fabric of the nest of species such as the white stork. The clutch of up to eight eggs is incubated by both parents typically for 12–14 days, with another 14 ...
House sparrows have thrived near grain farms, LeBaron said. However, with the rise of pesticides and industrialized agriculture, there’s less habitat for sparrows to survive.
Dunnock nest and eggs Egg of Cuculus canorus canorus in a spawn of Prunella modularis - MHNT. The dunnock builds a nest (predominantly from twigs and moss and lined with soft materials such as wool or feathers), low in a bush or conifer, where adults typically lay three to five unspotted blue eggs. [19]
The eggs are 20 mm × 14 mm (3 ... competition for nest sites with house sparrows in the US in the 19th century, ...
Many species nest on buildings and the house and Eurasian tree sparrows, in particular, inhabit cities in large numbers. They are primarily seed-eaters , though they also consume small insects . Some species scavenge for food around cities and, like pigeons or gulls , will eat small quantities of a diversity of items.
The preferred locations for the autumn display are old Eurasian tree sparrow nests, particularly those where nestlings had hatched. Empty nest boxes, and sites used by house sparrows or other hole nesting birds, such as tits, pied flycatchers or common redstarts, are rarely used for the autumn display. [37]