# Eurasian Tree Sparrow

*Passer montanus*

Unlike House Sparrows, where males and females look completely different, male and female Eurasian Tree Sparrows look identical, both sharing the signature rich copper cap.

- **Taxonomy:** Animalia › Chordata › Aves › Passeriformes › Passeridae › Passer
- **IUCN Red List status:** Least Concern
- **Population trend:** decreasing
- **Biome:** grassland
- **Habitat:** Hedgerows, farmland, open woodland, parks, and gardens
- **Diet:** Seeds, weed grains, and small insects during the breeding season
- **Range:** Europe, Asia, North America (introduced), Australia (introduced)
- **Size:** 12.5 - 14 cm long, 18 - 29 grams
- **Lifespan:** 2 to 3 years in the wild
- **Active:** diurnal
- **Threats:** Agricultural intensification, loss of hedgerows, herbicide use reducing food supply, and loss of nesting cavities
- **Safe to approach?:** Harmless and docile. Observe from any distance as they forage in lively flocks. If handling an injured bird, wear gloves to prevent minor pecks and wash hands afterward to maintain hygiene.

## About

The Eurasian tree sparrow ( Passer montanus ) is a passerine bird in the sparrow family with a rich chestnut crown and nape, and a black patch on each pure white cheek. The sexes are similarly plumaged, and young birds are a duller version of the adult. This sparrow breeds over most of temperate Eurasia and Southeast Asia, where it is known as the tree sparrow , and it has been introduced elsewhere including the United States, where it...

## Sources

- Plate: https://gaia-dex.com/species/a1e622e6-7dea-4a58-9b08-92082db44931
- iNaturalist: https://www.inaturalist.org/taxa/13851
- Wikipedia: https://en.wikipedia.org/wiki/Passer montanus
- Conservation status: IUCN Red List category, as recorded by Gaia-Dex
- Photo: https://inaturalist-open-data.s3.amazonaws.com/photos/341117755/medium.jpg (Yiwenyiwen, CC-BY-SA, via iNaturalist)

Habitat, diet, size and similar notes are AI-written summaries; check them against the linked sources before relying on them.