Atlantic Dolphin vs Grooved cuttlefish

Delphinus delphis compared with Sepia sulcata

Taxonomic Classification

Rank	Atlantic Dolphin	Grooved cuttlefish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Cephalopoda (Cephalopods)
Order	Cetacea (Whales & Dolphins)	Sepiida (Sepiida)
Family	Delphinidae (Oceanic Dolphins)	Sepiidae
Genus	Delphinus	Sepia
Species	Delphinus delphis	Sepia sulcata

Evolutionary Relationship

Atlantic Dolphin and Grooved cuttlefish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Dolphin

LC — Least Concern

Grooved cuttlefish

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Dolphin	Grooved cuttlefish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Grooved cuttlefish

Atlantic Dolphin

Atlantic Dolphin (Delphinus delphis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.