Details
Passer montanus
Eurasian tree sparrow is a bird associated with grasslands, urban edges and forests. It is omnivorous and social. It remains widespread in parts of its range, but local habitat change still matters.
Map: Ecoregions 2017 © RESOLVE (CC BY 4.0) · Natural Earth (PD)
Its range is represented here by the Palearctic and the Indomalayan realm, where it uses grasslands, urban edges and forests. Mobile species may shift habitat use with season, breeding sites, or food availability.
Typical length 12-14 cm, weight 18 g-30 g. It has a feathered bird body plan, with proportions shaped by its habitat and mode of movement.
It is mostly active by day and social. Spacing, group size, and visibility can change with season, feeding conditions, and breeding activity.
It is omnivorous. Food choice and foraging style are tied to life in grasslands, urban edges and forests, so movements often follow available food resources.
During the breeding season it nests, incubates eggs, and feeds the young after hatching.
Recorded scientifically as Passer montanus. It remains widespread in parts of its range, but local habitat change still matters. In this guide, size, habitat, and activity pattern are useful first clues for recognition.
