Knowra Eurasian tree sparrow Eurasian tree sparrow The Eurasian tree sparrow (Passer montanus) is a small Old World sparrow distinguished by its chestnut crown and black cheek spot. It nests in cavities and occurs across much of Europe and Asia.
Passer : A genus of Old World sparrows that includes the house sparrow and Eurasian tree sparrow. The Eurasian tree sparrow is one of the genus’s widespread species.
Bird identification : The practice of determining bird species from appearance, sound, behavior, and location. Its cheek spot and crown are useful field marks for distinguishing it from similar sparrows.
House sparrow : A widespread Old World sparrow, Passer domesticus, often associated with buildings and human settlements. It lacks the Eurasian tree sparrow’s chestnut crown and black cheek spot.
Asian house sparrow : An eastern Asian subspecies of the Eurasian tree sparrow, Passer montanus saturatus. Its distinctive regional form illustrates variation within the species.
Old World sparrow : A group of small passerine birds in the family Passeridae, native to Europe, Africa, and Asia. This broader group includes the Eurasian tree sparrow and its close relatives.
Bird ringing : The marking of individual birds with uniquely numbered bands for research and monitoring. Ringing helps researchers track movements and survival in this widespread species.
Spanish sparrow : A sparrow species, Passer hispaniolensis, native to parts of the Mediterranean region and western Asia. It is a close relative that can occur alongside the Eurasian tree sparrow.
Italian tree sparrow : A population of Eurasian tree sparrows in Italy with plumage traits intermediate between the tree and house sparrows. Its mixed appearance has made its taxonomic status a subject of debate.
Passeridae : The bird family that includes true sparrows and related species. Its family placement distinguishes this bird from New World sparrows.
Nest box : An artificial cavity designed to provide nesting sites for birds. Nest boxes can supplement the cavities this species uses for breeding.
Show all 20