Chatham Bellbird vs Eurasian Tree Sparrow

Anthornis melanocephala compared with Passer montanus

Key Differences

• Chatham Bellbird is Extinct while Eurasian Tree Sparrow is Endangered.

Taxonomic Classification

Rank	Chatham Bellbird	Eurasian Tree Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Passeriformes (Songbirds)	Passeriformes (Songbirds)
Family	Meliphagidae	Passeridae
Genus	Anthornis	Passer
Species	Anthornis melanocephala	Passer montanus

Evolutionary Relationship

Chatham Bellbird and Eurasian Tree Sparrow share a common ancestor at the Order level: Passeriformes. (Songbirds)

Conservation Status

Chatham Bellbird

EX — Extinct

Eurasian Tree Sparrow

EN — Endangered

Physical Characteristics

Attribute	Chatham Bellbird	Eurasian Tree Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chatham Bellbird

Habitat

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

Range

Found in Norway.

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.

Chatham Bellbird

The Chatham Bellbird (Anthornis melanocephala) is a species in the genus Anthornis. It is currently classified as Extinct 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