Arnoux's beaked whale vs Atlantic Spotted Dolphin

Berardius arnuxii compared with Stenella frontalis

Key Differences

• Arnoux's beaked whale is Least Concern while Atlantic Spotted Dolphin is Data Deficient.

Taxonomic Classification

Rank	Arnoux's beaked whale	Atlantic Spotted Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family	Hyperoodontidae	Delphinidae (Oceanic Dolphins)
Genus	Berardius	Stenella
Species	Berardius arnuxii	Stenella frontalis

Evolutionary Relationship

Arnoux's beaked whale and Atlantic Spotted Dolphin share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

Arnoux's beaked whale

LC — Least Concern

Atlantic Spotted Dolphin

DD — Data Deficient

Physical Characteristics

Attribute	Arnoux's beaked whale	Atlantic Spotted Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arnoux's beaked whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Atlantic Spotted Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Norway, Portugal, and Venezuela.

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.

Atlantic Spotted Dolphin

The Atlantic Spotted Dolphin (Stenella frontalis) is a species in the genus Stenella. Its conservation status is listed as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.