Blacktail spurdog vs Chatham Bellbird

Squalus melanurus compared with Anthornis melanocephala

Key Differences

• Blacktail spurdog is Data Deficient while Chatham Bellbird is Extinct.

Taxonomic Classification

Rank	Blacktail spurdog	Chatham Bellbird
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Squaliformes (Squaliformes)	Passeriformes (Songbirds)
Family	Squalidae	Meliphagidae
Genus	Squalus	Anthornis
Species	Squalus melanurus	Anthornis melanocephala

Evolutionary Relationship

Blacktail spurdog and Chatham Bellbird share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Chatham Bellbird

EX — Extinct

Physical Characteristics

Attribute	Blacktail spurdog	Chatham Bellbird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Chatham Bellbird

Habitat

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

Range

Found in Norway.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.

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.