A few species, like the house sparrow and northern grey-headed sparrow scavenge for food around cities, and are almost omnivorous.
en.wikipedia.org Because of their familiarity, the house sparrow and other sparrows are frequently used to represent the common and vulgar, or the lewd.
en.wikipedia.org The female is effectively inseparable from house sparrow in its plumage, which is grey-brown overall but more boldly marked.
en.wikipedia.org The typical number of individuals, around 200, is relatively low compared to other bird species (1,400 individual beetles for house sparrow, 2,000 for sand martin).
en.wikipedia.org Seed attracts introduced species such as house sparrow, greenfinch, chaffinch, goldfinch, and dunnock.
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