Arnoux's beaked whale vs Brown lantern shark

Berardius arnuxii compared with Etmopterus unicolor

Key Differences

• Arnoux's beaked whale is Least Concern while Brown lantern shark is Data Deficient.

Taxonomic Classification

Rank	Arnoux's beaked whale	Brown lantern shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Squaliformes (Squaliformes)
Family	Hyperoodontidae	Etmopteridae
Genus	Berardius	Etmopterus
Species	Berardius arnuxii	Etmopterus unicolor

Evolutionary Relationship

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

Conservation Status

Arnoux's beaked whale

LC — Least Concern

Brown lantern shark

DD — Data Deficient

Physical Characteristics

Attribute	Arnoux's beaked whale	Brown lantern shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arnoux's beaked whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brown lantern shark

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.

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.

Brown lantern shark

The Brown Lantern Shark (Etmopterus unicolor) is a species in the genus Etmopterus. It is currently classified as Data Deficient on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.