Arnoux's beaked whale vs Blacktail spurdog

Berardius arnuxii compared with Squalus melanurus

Key Differences

• Arnoux's beaked whale is Least Concern while Blacktail spurdog is Data Deficient.

Taxonomic Classification

Rank	Arnoux's beaked whale	Blacktail spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Squaliformes (Squaliformes)
Family	Hyperoodontidae	Squalidae
Genus	Berardius	Squalus
Species	Berardius arnuxii	Squalus melanurus

Evolutionary Relationship

Arnoux's beaked whale and Blacktail spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arnoux's beaked whale

LC — Least Concern

Blacktail spurdog

DD — Data Deficient

Physical Characteristics

Attribute	Arnoux's beaked whale	Blacktail spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arnoux's beaked whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blacktail spurdog

Arnoux's beaked whale

The Arnoux's beaked whale, Berardius arnuxii, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.