House sparrow

The house sparrow (Passer domesticus) is a small passerine bird native to much of Eurasia and introduced across many other regions. It is closely associated with human settlements and feeds mainly on seeds and other small foods.

Passer domesticus: Passer domesticus is the scientific name of the house sparrow, a small passerine bird. This binomial identifies the species precisely.
Granivore: A granivore is an animal that eats seeds or grains as a substantial part of its diet. Adult house sparrows rely heavily on seeds and grains.
Eurasia: Eurasia is the continuous landmass comprising Europe and Asia. Much of the house sparrow’s native range lies across this landmass.
Urban ecology: Urban ecology studies interactions between organisms and the built environments of cities and towns. House sparrows are common subjects in studies of wildlife living alongside people.
Eurasian tree sparrow: The Eurasian tree sparrow (Passer montanus) is a small Old World sparrow with a chestnut crown and black cheek spot. It resembles the house sparrow but has distinctive head markings and different nesting habits.
Passeridae: Passeridae is a family of small passerine birds that includes sparrows and weavers. The house sparrow belongs to this family of seed-eating songbirds.
Insectivore: An insectivore is an animal that feeds mainly on insects and other arthropods. House sparrow parents often feed insect prey to their nestlings.
Biogeography: Biogeography is the study of the geographic distribution of organisms through space and time. Its native and introduced ranges illustrate species distribution shaped by people.
Urbanization: Urbanization is the growth of cities and the increasing concentration of people in urban areas. Changes in buildings and food resources can alter house sparrow populations.
Spanish sparrow: The Spanish sparrow (Passer hispaniolensis) is a sparrow native to parts of the Mediterranean region and Central Asia. It is a close relative that can overlap and hybridize with house sparrows.

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