Eurasian Tree Sparrow vs Javan Rusa

Passer montanus compared with Rusa timorensis

Key Differences

• Eurasian Tree Sparrow is Endangered while Javan Rusa is Vulnerable.

Taxonomic Classification

Rank	Eurasian Tree Sparrow	Javan Rusa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Artiodactyla (Even-toed Ungulates)
Family	Passeridae	Cervidae (Deer)
Genus	Passer	Rusa
Species	Passer montanus	Rusa timorensis

Evolutionary Relationship

Eurasian Tree Sparrow and Javan Rusa share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian Tree Sparrow

EN — Endangered

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	Eurasian Tree Sparrow	Javan Rusa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian Tree Sparrow

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia, Philippines, Singapore), Europe (7 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, Marshall Islands). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian Tree Sparrow

Eurasian Tree Sparrow (Passer montanus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway