arrow-finned squid vs Atlantic Humpbacked Dolphin

Illex oxygonius compared with Sousa teuszii

Key Differences

• arrow-finned squid is Least Concern while Atlantic Humpbacked Dolphin is Critically Endangered.

Taxonomic Classification

Rank	arrow-finned squid	Atlantic Humpbacked Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Cephalopoda (Cephalopods)	Mammalia (Mammals)
Order	Oegopsida (Oegopsida)	Cetacea (Whales & Dolphins)
Family	Ommastrephidae	Delphinidae (Oceanic Dolphins)
Genus	Illex	Sousa
Species	Illex oxygonius	Sousa teuszii

Evolutionary Relationship

arrow-finned squid and Atlantic Humpbacked Dolphin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow-finned squid

LC — Least Concern

Atlantic Humpbacked Dolphin

CR — Critically Endangered

Physical Characteristics

Attribute	arrow-finned squid	Atlantic Humpbacked Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arrow-finned squid

Atlantic Humpbacked Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

arrow-finned squid

The Arrow-finned squid, Illex oxygonius, is a species. It is currently assessed as least concern on the IUCN Red List.

Atlantic Humpbacked Dolphin

The Atlantic Humpbacked Dolphin (Sousa teuszii) is a species in the genus Sousa. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.