Brown Hornbill vs Eurasian Tree Sparrow

Anorrhinus austeni compared with Passer montanus

Key Differences

• Brown Hornbill is Near Threatened while Eurasian Tree Sparrow is Endangered.

Taxonomic Classification

Rank	Brown Hornbill	Eurasian Tree Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Bucerotiformes (Bucerotiformes)	Passeriformes (Songbirds)
Family	Bucerotidae	Passeridae
Genus	Anorrhinus	Passer
Species	Anorrhinus austeni	Passer montanus

Evolutionary Relationship

Brown Hornbill and Eurasian Tree Sparrow share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Brown Hornbill

NT — Near Threatened

Eurasian Tree Sparrow

EN — Endangered

Physical Characteristics

Attribute	Brown Hornbill	Eurasian Tree Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Hornbill

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Brown Hornbill

The Brown Hornbill (Anorrhinus austeni) is a species in the genus Anorrhinus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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